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In
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tar
ted
u
s
in
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in
v
ar
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f
ield
s
[
1
]
.
T
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[
5
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,
[
6
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an
d
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m
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.
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I
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A
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1805
As
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[
9
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.
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g
r
ea
t
er
n
u
m
b
er
o
f
E
n
g
lis
h
co
u
r
s
es
o
f
f
e
r
e
d
at
th
e
te
r
ti
ar
y
lev
el
,
t
h
er
e
h
as
b
ee
n
n
o
s
y
s
te
m
at
ic
e
v
al
u
a
ti
o
n
o
f
t
h
es
e
co
u
r
s
es
t
o
s
ee
t
h
e
e
x
t
en
t
to
wh
ich
th
ey
r
ef
lect
a
tr
ad
itio
n
o
f
E
SP
.
As
wil
l
b
e
d
em
o
n
s
tr
ated
later
in
th
is
s
ec
tio
n
,
E
SP
r
esear
ch
in
th
e
Mo
r
o
cc
an
co
n
tex
t
h
as
b
ee
n
c
o
n
d
u
cte
d
at
a
m
icr
o
lev
el,
f
o
cu
s
in
g
m
ain
ly
o
n
p
ar
ticu
lar
s
ch
o
o
ls
o
r
f
ac
u
lties
.
T
h
is
s
tu
d
y
,
o
n
th
e
o
th
er
h
an
d
,
attem
p
ts
to
en
c
o
m
p
ass
m
an
y
f
ac
u
lties
an
d
s
ch
o
o
ls
to
e
x
p
lo
r
e
th
e
cu
ltu
r
e
o
f
E
SP
at
a
m
ac
r
o
lev
el.
E
x
am
in
in
g
E
SP
as
a
cu
ltu
r
al
co
m
p
o
n
en
t
at
th
e
Mo
r
o
cc
an
ter
tiar
y
l
ev
el
n
o
t
o
n
ly
h
elp
s
id
en
tify
t
h
e
co
n
s
tr
ain
ts
o
f
E
SP
im
p
lem
en
tatio
n
b
u
t
also
r
ef
lects
o
n
th
e
co
n
s
is
ten
cy
o
f
E
S
P
’
s
p
r
esen
ce
in
th
e
Mo
r
o
cc
an
h
ig
h
e
r
ed
u
ca
tio
n
al
s
y
s
tem
as
an
E
n
g
lis
h
la
n
g
u
a
g
e
teac
h
in
g
ap
p
r
o
ac
h
.
I
n
f
ac
t
,
it
is
b
eliev
ed
th
at
d
ee
p
ly
r
o
o
ted
c
o
n
ce
p
ts
in
a
c
u
ltu
r
e,
m
ay
,
t
o
s
o
m
e
ex
te
n
t,
r
es
is
t c
h
an
g
e
an
d
p
er
s
is
t o
v
er
tim
e
[
1
0
]
,
[
1
1
]
.
T
o
ex
am
i
n
e
if
E
SP
is
co
n
s
id
e
r
ed
a
cu
ltu
r
al
c
o
m
p
o
n
en
t
in
a
ce
r
tain
co
n
te
x
t,
o
n
e
s
h
o
u
ld
c
o
n
s
id
er
th
e
v
iews
o
f
s
tak
eh
o
ld
e
r
s
o
n
th
e
E
SP
co
u
r
s
es
th
at
ar
e
ta
u
g
h
t
in
th
e
i
n
s
titu
tio
n
s
th
ey
ar
e
in
v
o
lv
ed
in
.
I
n
a
n
en
v
ir
o
n
m
en
t
th
at
ce
leb
r
ates
a
tr
ad
itio
n
o
f
E
SP
,
th
ese
s
tak
e
h
o
ld
er
s
,
n
am
ely
d
ec
is
io
n
-
m
ak
er
s
,
ad
m
in
is
tr
ato
r
s
,
s
u
b
ject
-
m
atter
in
s
tr
u
cto
r
s
,
E
n
g
lis
h
lan
g
u
a
g
e
teac
h
e
r
s
,
an
d
s
tu
d
en
ts
ar
e
all
awa
r
e
o
f
E
SP
an
d
ar
e
ac
cu
s
to
m
ed
to
co
llab
o
r
atin
g
with
ea
ch
o
th
er
to
d
ec
id
e
o
n
e
v
er
y
asp
ec
t
r
elate
d
to
its
teac
h
in
g
an
d
lear
n
in
g
.
T
h
is
wo
u
ld
b
e
a
s
ig
n
o
f
h
a
v
in
g
a
n
E
SP
cu
ltu
r
e,
wh
ich
v
alu
es
th
e
E
SP
ap
p
r
o
ac
h
an
d
c
o
n
s
id
er
s
it
im
p
o
r
tan
t.
T
h
is
cu
ltu
r
e
wo
u
ld
in
tr
in
s
ically
p
r
o
m
o
te
al
l
th
e
f
ac
ets
o
f
p
ed
ag
o
g
ical
im
p
licatio
n
s
r
elate
d
to
E
SP
im
p
lem
en
tatio
n
,
n
am
ely
n
ee
d
s
an
aly
s
is
,
s
y
llab
u
s
c
o
n
ten
t,
teac
h
in
g
m
et
h
o
d
o
lo
g
y
,
ass
ess
m
en
t,
an
d
ev
al
u
atio
n
.
Descr
ib
in
g
th
is
en
v
ir
o
n
m
en
t
allo
ws
f
o
r
th
e
in
f
er
en
ce
th
at
im
p
lem
en
tin
g
E
SP
co
u
r
s
es
in
n
o
n
-
E
n
g
lis
h
m
ajo
r
d
is
cip
lin
es
wo
u
ld
n
o
t
s
u
f
f
ice
f
o
r
s
u
ch
a
c
u
ltu
r
e.
R
ath
er
,
it
wo
u
ld
o
p
t
f
o
r
im
p
le
m
en
tin
g
estab
lis
h
ed
E
SP
p
r
o
g
r
am
s
th
at
ar
e
m
ad
e
o
f
a
s
er
ies
o
f
co
u
r
s
es
an
d
s
p
an
m
u
ltip
le
s
em
ester
s
s
o
as
t
o
co
v
e
r
all
th
e
d
if
f
er
e
n
t
asp
e
cts
o
f
th
e
E
n
g
lis
h
lan
g
u
ag
e
t
h
at
s
tu
d
en
ts
n
ee
d
i
n
th
eir
f
ield
s
.
Af
ter
th
e
af
o
r
e
m
en
tio
n
e
d
d
e
s
cr
ip
tio
n
o
f
a
p
er
f
ec
t
en
v
ir
o
n
m
en
t
o
f
a
n
E
SP
cu
ltu
r
e,
s
ev
er
al
k
ey
q
u
esti
o
n
s
ar
is
e
:
t
o
wh
at
ex
ten
t
d
o
es
th
is
en
v
ir
o
n
m
en
t
ex
is
t
at
th
e
Mo
r
o
cc
an
ter
tiar
y
lev
el
?
Als
o
,
in
ca
s
e
th
e
Mo
r
o
cc
an
ter
tiar
y
lev
el
en
v
ir
o
n
m
en
t
d
o
es
n
o
t
r
e
f
lect
a
cu
ltu
r
e
o
f
E
SP
to
a
lar
g
e
ex
ten
t,
wh
at
co
u
ld
b
e
th
e
o
b
s
tacle
s
h
in
d
er
in
g
th
e
g
r
o
wt
h
o
f
an
E
SP
cu
ltu
r
e?
B
ased
o
n
th
e
f
in
d
in
g
s
o
f
th
is
s
tu
d
y
,
wh
at
im
p
licatio
n
s
ca
n
b
e
d
r
awn
r
eg
ar
d
in
g
th
e
s
tate
o
f
E
SP
in
th
e
Mo
r
o
cc
an
ter
tiar
y
co
n
tex
t?
T
h
ese
ar
e
t
h
e
m
ain
q
u
esti
o
n
s
th
is
r
esear
ch
tr
ies
to
an
s
wer
.
T
h
r
o
u
g
h
o
u
t
th
e
liter
atu
r
e,
it
is
n
o
ti
ce
d
th
at
th
e
co
n
s
is
ten
cy
o
f
E
S
P
ca
n
b
e
f
r
ag
ile
in
co
n
tex
ts
th
at
d
o
n
o
t
ce
leb
r
ate
a
s
tr
o
n
g
tr
ad
itio
n
o
f
E
SP
.
Fo
r
in
s
tan
ce
,
a
s
tu
d
y
b
y
Swales
et
a
l.
[
1
2
]
h
ig
h
lig
h
ts
h
o
w
th
e
E
SP
ap
p
r
o
ac
h
ca
n
f
ad
e
awa
y
am
id
s
t
th
e
ch
an
g
es
at
th
e
ad
m
i
n
is
tr
atio
n
lev
el.
T
h
eir
ex
p
e
r
ien
ce
in
attem
p
tin
g
to
d
esig
n
an
d
im
p
lem
en
t
an
E
SP
co
u
r
s
e
f
o
r
ar
c
h
itectu
r
e
s
tu
d
en
ts
at
a
US
u
n
i
v
er
s
ity
m
ad
e
t
h
em
r
ea
lize
th
at
th
e
s
lig
h
test
cu
r
r
ic
u
lu
m
m
o
d
if
icatio
n
s
m
a
y
im
p
a
ct
th
e
ex
p
e
r
ien
ce
o
f
E
SP
teac
h
in
g
.
T
h
ey
n
o
ticed
th
at
th
e
m
o
d
if
icatio
n
in
th
e
ti
m
in
g
co
n
ce
r
n
in
g
a
th
eo
r
y
/h
is
to
r
y
co
u
r
s
e,
wh
ich
u
s
ed
to
b
e
t
au
g
h
t
in
th
e
s
ec
o
n
d
s
em
ester
b
u
t
was
n
o
w
s
witch
ed
to
t
h
e
f
ir
s
t
s
em
ester
,
ca
u
s
e
d
th
e
i
n
s
tr
u
cto
r
t
o
th
in
k
ab
o
u
t
ch
an
g
es
r
elate
d
to
s
p
ea
k
in
g
a
n
d
w
r
itin
g
s
k
ills
r
ap
id
ly
.
A
n
o
th
er
r
em
ar
k
was
r
elate
d
to
th
e
r
esig
n
atio
n
o
f
th
e
d
ir
ec
to
r
o
f
th
e
o
v
er
all
tar
g
eted
p
r
o
g
r
am
,
wh
i
ch
m
ig
h
t
h
a
v
e
later
led
to
h
a
v
in
g
a
n
o
th
e
r
s
taf
f
m
em
b
e
r
w
h
o
was
u
n
f
am
iliar
with
E
SP
[
1
2
]
.
I
n
th
e
Mo
r
o
cc
an
co
n
te
x
t,
litt
le
to
n
o
r
esear
ch
h
as
b
ee
n
c
o
n
d
u
cted
i
n
th
is
r
eg
a
r
d
.
Ho
we
v
er
,
s
o
m
e
s
tu
d
ies
h
av
e
f
o
cu
s
ed
o
n
ass
ess
in
g
th
e
ef
f
ec
tiv
e
n
ess
o
f
t
h
e
E
n
g
lis
h
co
u
r
s
es
tau
g
h
t
a
t
s
p
ec
if
ic
s
ch
o
o
ls
.
Fo
r
ex
am
p
le,
a
s
tu
d
y
in
en
g
in
ee
r
in
g
ed
u
ca
tio
n
in
v
esti
g
ates,
th
r
o
u
g
h
a
n
ee
d
s
a
n
aly
s
is
ad
m
in
is
ter
ed
to
s
tu
d
en
ts
,
th
e
ex
ten
t
to
w
h
ich
th
e
E
n
g
lis
h
co
u
r
s
es
o
f
f
er
e
d
to
s
tu
d
en
ts
o
f
th
e
Natio
n
al
Sch
o
o
l
o
f
A
p
p
lied
Scien
ce
s
(
E
NSA)
in
th
e
Mo
r
o
cc
an
to
wn
o
f
Al
-
Ho
ce
im
a
wer
e
s
u
cc
ess
f
u
l
in
m
ee
tin
g
th
e
jo
b
r
eq
u
ir
em
en
ts
[
1
3
]
.
T
h
e
r
esu
lts
r
ev
ea
l
th
at
t
h
e
co
u
r
s
es
th
at
wer
e
o
f
f
er
e
d
d
id
n
o
t
alig
n
with
th
e
n
ee
d
s
m
en
tio
n
ed
b
y
th
e
s
tu
d
en
ts
in
th
e
n
ee
d
s
an
aly
s
is
.
T
o
ad
d
r
ess
th
is
is
s
u
e,
th
e
s
t
u
d
y
d
e
v
is
es
an
E
SP
co
u
r
s
e
th
at
is
r
elate
d
to
th
e
s
tu
d
en
ts
’
s
p
ec
ializatio
n
an
d
m
ee
ts
th
eir
n
ee
d
s
.
Similar
ly
,
an
o
th
er
s
tu
d
y
ex
a
m
in
es
th
e
alig
n
m
en
t
o
f
th
e
E
n
g
lis
h
co
u
r
s
es
with
I
s
lam
ic
s
tu
d
ies
s
tu
d
en
ts
’
n
ee
d
s
at
Dar
E
l
Ha
d
ith
E
l
Hass
an
ia
I
n
s
titu
te
in
R
ab
at
[
1
4
]
.
T
h
e
r
esu
lts
r
ep
o
r
t
th
at
task
s
r
elate
d
to
g
r
am
m
ar
an
d
v
o
ca
b
u
lar
y
m
et
th
e
s
tu
d
en
ts
’
n
ee
d
s
to
a
r
ea
s
o
n
ab
le
ex
ten
t.
On
th
e
o
th
e
r
h
an
d
,
th
e
s
tu
d
e
n
ts
r
ep
o
r
t
th
at
th
e
E
n
g
lis
h
co
u
r
s
e
s
d
id
n
o
t
h
elp
th
em
m
u
c
h
in
p
r
o
d
u
ctiv
e
s
k
ills
,
n
am
ely
s
p
ea
k
in
g
an
d
wr
itin
g
.
Ap
ar
t
f
r
o
m
th
is
,
an
d
r
elev
an
t
en
o
u
g
h
to
m
en
tio
n
,
th
is
s
tu
d
y
also
co
n
d
u
cted
in
ter
v
iews
with
E
n
g
lis
h
teac
h
er
s
at
th
e
in
s
titu
te,
wh
ich
r
ev
ea
le
d
th
at
th
e
E
n
g
lis
h
s
y
llab
u
s
h
a
d
u
n
d
er
g
o
n
e
m
an
y
ch
a
n
g
es,
a
n
d
it
was
th
e
E
n
g
lis
h
in
s
tr
u
cto
r
s
wh
o
to
o
k
th
e
in
itiat
iv
e
to
im
p
lem
en
t E
n
g
lis
h
f
o
r
I
s
lam
ic
s
tu
d
ies (
E
I
S)
af
ter
th
ey
h
ad
b
ee
n
teac
h
in
g
E
n
g
lis
h
f
o
r
g
en
er
al
p
u
r
p
o
s
es.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
2
2
I
n
t
J
E
v
al
&
R
es E
d
u
c
,
Vo
l
.
15
,
No
.
2
,
Ap
r
il
20
2
6
:
1
8
0
4
-
1
8
1
5
1806
T
h
e
r
ev
iew
o
f
th
e
two
p
r
ev
i
o
u
s
ly
m
en
tio
n
e
d
s
tu
d
ies
s
h
o
ws
th
at
E
SP
r
esear
ch
in
th
e
Mo
r
o
cc
an
co
n
tex
t
h
as
p
r
im
a
r
ily
f
o
c
u
s
ed
o
n
p
ar
ticu
lar
s
ch
o
o
ls
o
r
in
s
titu
tes
wi
th
in
a
ce
r
tain
u
n
i
v
er
s
ity
.
Ad
d
itio
n
ally
,
th
eir
p
r
im
ar
y
co
n
ce
r
n
is
to
in
v
esti
g
ate
wh
eth
er
o
r
n
o
t
th
e
co
u
r
s
es
o
f
f
er
ed
at
th
ese
in
s
titu
tio
n
s
r
ef
lect
th
e
s
tu
d
en
ts
’
n
ee
d
s
,
wh
ich
in
d
icat
es
th
at
th
ey
co
n
s
id
er
E
SP
s
o
le
ly
as
an
ap
p
r
o
ac
h
.
T
h
is
s
tu
d
y
,
o
n
th
e
o
th
er
h
a
n
d
,
b
o
th
b
u
ild
s
o
n
th
e
in
s
ig
h
ts
o
f
th
ese
s
tu
d
ies
an
d
d
if
f
er
s
f
r
o
m
th
em
in
two
way
s
.
T
h
e
f
ir
s
t
asp
ec
t
i
s
r
elate
d
to
th
e
f
ac
t
th
at
th
is
s
tu
d
y
e
x
t
en
d
s
th
eir
s
co
p
e
b
y
m
o
v
in
g
b
ey
o
n
d
e
x
am
in
in
g
E
SP
in
o
n
e
i
n
s
titu
tio
n
to
en
co
m
p
ass
in
g
m
an
y
in
s
titu
tio
n
s
,
wh
ich
allo
ws
f
o
r
a
m
o
r
e
co
m
p
r
eh
e
n
s
iv
e
u
n
d
er
s
tan
d
i
n
g
o
f
E
SP
p
r
ac
tices
ac
r
o
s
s
th
e
in
s
titu
tio
n
s
u
n
d
e
r
s
tu
d
y
.
T
h
e
s
ec
o
n
d
asp
ec
t,
wh
ich
is
p
o
s
s
ib
le
o
n
ly
b
y
e
n
co
m
p
ass
in
g
m
an
y
in
s
titu
tio
n
s
,
is
th
at
th
is
s
tu
d
y
n
o
t
o
n
ly
attem
p
ts
to
ex
p
l
o
r
e
E
SP
as
an
ap
p
r
o
ac
h
,
b
u
t
also
as
a
cu
ltu
r
al
co
m
p
o
n
en
t
at
t
h
e
ter
tiar
y
lev
el
.
I
n
o
th
er
wo
r
d
s
,
u
n
lik
e
th
e
tw
o
af
o
r
em
en
tio
n
e
d
s
tu
d
ies,
in
s
t
ea
d
o
f
d
elv
in
g
in
t
o
th
e
an
aly
s
is
o
f
s
tu
d
en
ts
’
n
ee
d
s
an
d
th
e
alig
n
m
en
t
o
f
th
e
o
f
f
er
ed
co
u
r
s
es
with
th
ese
n
ee
d
s
,
th
is
s
tu
d
y
s
ee
k
s
to
m
o
v
e
b
ey
o
n
d
m
er
ely
ex
p
l
o
r
i
n
g
wh
at
is
tau
g
h
t
in
E
n
g
lis
h
class
es
b
y
ap
p
r
o
ac
h
in
g
E
SP
f
r
o
m
an
a
n
g
le
th
at
co
n
s
id
er
s
it
as
a
cu
ltu
r
al
co
n
s
tr
u
ct,
th
er
eb
y
allo
win
g
f
o
r
an
in
v
esti
g
atio
n
o
f
th
e
ex
ten
t
to
wh
ich
a
cu
ltu
r
e
o
f
E
SP
ex
is
ts
.
T
h
e
n
o
v
elty
o
f
t
h
is
s
tu
d
y
t
h
u
s
lies
in
zo
o
m
in
g
o
u
t
to
ad
o
p
t
a
m
u
lti
-
in
s
titu
tio
n
al
p
er
s
p
ec
t
iv
e
with
in
a
Mo
r
o
cc
an
u
n
iv
er
s
ity
in
s
tea
d
o
f
f
o
cu
s
in
g
o
n
o
n
e
p
ar
ticu
lar
in
s
titu
tio
n
.
Ad
d
itio
n
ally
,
an
o
th
er
asp
ec
t
th
at
p
o
ten
tially
co
n
tr
i
b
u
tes
to
th
e
o
r
ig
in
ality
o
f
t
h
is
s
tu
d
y
is
th
e
in
tr
o
d
u
ctio
n
o
f
a
n
ew
p
er
s
p
ec
tiv
e
f
r
o
m
w
h
ich
r
esear
ch
er
s
m
ig
h
t
ap
p
r
o
ac
h
E
SP
,
n
am
ely
,
ex
am
in
i
n
g
E
SP
as
a
cu
ltu
r
al
co
m
p
o
n
en
t
i
n
a
ce
r
tain
s
p
ac
e.
T
h
is
n
o
v
elty
is
ar
g
u
ab
ly
v
alu
ab
le,
as
th
e
len
s
f
o
r
E
SP
ex
am
in
ati
o
n
th
at
th
is
s
tu
d
y
s
u
g
g
ests
,
an
d
wh
ich
co
n
tain
s
th
e
k
ey
wo
r
d
“c
u
lt
u
r
e”
,
co
u
l
d
h
elp
o
p
en
o
th
e
r
av
en
u
es
f
o
r
r
e
s
ea
r
ch
er
s
in
th
e
E
SP
co
m
m
u
n
ity
.
Fo
r
in
s
tan
ce
,
in
s
tead
o
f
s
im
p
ly
im
p
le
m
en
tin
g
E
SP
at
a
ce
r
tain
s
p
ac
e
with
o
u
t
tak
in
g
in
t
o
ac
co
u
n
t
th
e
r
ea
d
in
ess
o
f
th
at
s
p
ac
e
to
ad
o
p
t
th
e
E
SP
ap
p
r
o
ac
h
,
r
e
s
ea
r
ch
er
s
m
ig
h
t
b
eg
in
to
co
n
s
id
er
th
e
n
atu
r
e
o
f
th
e
en
v
ir
o
n
m
en
t
wh
er
e
E
SP
is
to
b
e
im
p
lem
e
n
ted
.
T
h
is
in
v
o
lv
es
ass
ess
in
g
wh
eth
er
th
e
s
p
ac
e
h
as
th
e
n
ec
ess
ar
y
s
ee
d
s
th
at
ca
n
f
o
s
ter
a
n
ef
f
ec
tiv
e
E
SP
im
p
lem
en
tatio
n
.
Als
o
,
b
y
l
o
o
k
in
g
at
E
SP
as
a
cu
ltu
r
e,
r
esear
c
h
er
s
m
a
y
b
e
b
etter
p
o
s
itio
n
ed
t
o
ex
am
in
e
th
e
r
esil
ien
ce
o
f
ex
is
tin
g
E
SP
p
r
ac
tices.
T
h
is
m
ea
n
s
th
ey
ca
n
e
x
p
lo
r
e
w
h
eth
er
t
h
e
E
SP
p
r
ac
tice
is
p
ar
t
o
f
a
r
o
b
u
s
t
cu
lt
u
r
e
t
h
at
c
an
b
e
s
u
s
tain
ed
a
m
id
s
t
cu
r
r
icu
lar
o
r
a
d
m
in
is
tr
ativ
e
ch
a
n
g
es
th
at
m
i
g
h
t
o
cc
u
r
at
th
e
in
s
titu
tio
n
al
lev
el
in
th
e
f
u
tu
r
e,
o
r
if
it
is
ju
s
t
a
f
r
ag
i
le,
s
u
p
er
f
icial
ad
d
-
o
n
with
in
a
s
p
ac
e
th
at
lack
s
a
cu
ltu
r
al
f
o
u
n
d
atio
n
o
f
E
SP
,
an
d
wh
ich
m
ig
h
t
ea
s
ily
f
ad
e
a
way
am
id
s
t
th
e
s
lig
h
test
ch
an
g
es
th
at
m
ay
o
cc
u
r
at
th
e
in
s
titu
tio
n
al
le
v
el.
T
h
ese
p
o
ten
tial
a
v
en
u
es
s
tem
f
r
o
m
,
an
d
ar
e
ar
g
u
ab
ly
m
ad
e
p
o
s
s
ib
le
b
y
,
th
e
cu
ltu
r
al
len
s
th
r
o
u
g
h
wh
ich
th
e
s
tu
d
y
e
x
am
in
es E
SP
.
B
ef
o
r
e
m
o
v
in
g
t
o
th
e
m
eth
o
d
o
lo
g
y
,
a
n
d
h
av
in
g
alr
ea
d
y
d
escr
ib
ed
wh
at
is
m
ea
n
t
b
y
E
SP
as
a
cu
ltu
r
al
co
m
p
o
n
e
n
t,
it
is
d
ee
m
ed
n
ec
ess
ar
y
at
th
is
s
tag
e
to
p
r
o
p
o
s
e
a
wo
r
k
in
g
d
ef
in
itio
n
o
f
E
SP
its
elf
,
wh
ich
g
u
id
es
th
is
s
tu
d
y
.
Alth
o
u
g
h
t
h
er
e
is
a
lack
o
f
c
o
n
s
en
s
u
s
with
in
th
e
E
SP
co
m
m
u
n
ity
r
eg
ar
d
in
g
wh
at
E
SP
is
,
th
er
e
ar
e
r
ec
u
r
r
en
t
th
em
es
th
at
ap
p
ea
r
ac
r
o
s
s
m
u
ltip
le
d
ef
in
itio
n
s
.
On
e
th
em
e
is
lear
n
er
n
ee
d
s
.
Fo
r
ex
am
p
le,
Nu
n
a
n
[
1
5
]
d
escr
ib
es
E
SP
a
s
a
s
u
b
co
m
p
o
n
en
t
o
f
lan
g
u
ag
e
teac
h
in
g
th
at
“r
ef
lects
th
e
co
m
m
u
n
icativ
e
n
ee
d
s
o
f
d
is
p
ar
ate
g
r
o
u
p
s
o
f
lear
n
e
r
s
.
”
Mu
n
b
y
[
1
6
]
d
ef
in
es E
SP
co
u
r
s
es a
s
th
o
s
e
in
wh
ich
th
e
s
y
llab
u
s
an
d
m
ater
ials
ar
e
estab
lis
h
ed
b
y
th
e
an
aly
s
is
o
f
th
e
lear
n
er
s
’
n
ee
d
s
.
A
n
o
th
er
t
h
em
e
is
th
at
E
SP
is
n
ar
r
o
wer
in
s
co
p
e
co
m
p
ar
ed
with
g
en
er
al
E
n
g
lis
h
(
GE
)
.
F
o
r
in
s
tan
ce
,
B
ar
n
a
r
d
a
n
d
Z
e
m
ac
h
[
1
7
]
s
tate
th
at
E
SP
co
u
r
s
es
ar
e
“
u
s
u
a
l
l
y
m
o
r
e
f
o
c
u
s
e
d
i
n
t
h
e
i
r
aim
s
an
d
m
ak
e
u
s
e
o
f
a
n
ar
r
o
wer
r
an
g
e
o
f
to
p
ics
.
”
Ho
lm
e
[
1
8
]
r
ec
o
g
n
izes
th
at
b
o
th
GE
an
d
E
SP
s
tar
t
b
y
ass
es
s
in
g
th
e
lear
n
er
s
’
n
ee
d
s
,
a
n
d
E
SP
is
“simp
ly
a
n
ar
r
o
win
g
o
f
th
is
n
ee
d
s
s
p
ec
tr
u
m
.
”
B
ased
o
n
th
e
p
r
ev
io
u
s
ly
m
en
tio
n
ed
th
em
es,
a
wo
r
k
in
g
d
ef
in
itio
n
o
f
E
SP
f
o
r
th
is
s
tu
d
y
is
th
at
it
is
an
ap
p
r
o
ac
h
to
la
n
g
u
ag
e
teac
h
in
g
wh
ich
is
d
is
tin
g
u
is
h
ed
f
r
o
m
GE
b
y
its
n
a
r
r
o
w
s
co
p
e
an
d
in
wh
ich
lear
n
er
s
’
n
ee
d
s
an
aly
s
is
to
s
h
ap
e
th
e
c
o
n
ten
t a
n
d
m
eth
o
d
o
lo
g
y
o
f
th
e
co
u
r
s
e
is
p
r
io
r
i
tized
.
2.
M
E
T
H
O
D
T
h
e
aim
o
f
t
h
is
s
tu
d
y
was
to
e
x
p
lo
r
e
th
e
e
x
ten
t
to
wh
ich
th
e
E
SP
ap
p
r
o
ac
h
is
em
b
e
d
d
ed
as
a
cu
ltu
r
al
p
r
ac
tice
at
Sid
i
Mo
h
am
ed
B
e
n
Ab
d
ellah
Un
iv
e
r
s
ity
.
Six
d
if
f
er
en
t
in
s
titu
tio
n
s
th
at
b
elo
n
g
to
th
e
u
n
iv
er
s
ity
wer
e
ch
o
s
en
f
o
r
d
ata
co
llectio
n
.
T
h
ese
wer
e
th
e
Facu
lty
o
f
Me
d
icin
e,
Ph
ar
m
ac
y
,
a
n
d
Den
tis
tr
y
(
FMPDF),
th
e
Facu
lty
o
f
Scien
ce
s
an
d
T
ec
h
n
o
lo
g
y
(
FS
T
)
,
th
e
Facu
lty
o
f
Scien
ce
s
in
Dh
ar
E
l
Me
h
r
az
(
FS
DM
)
,
th
e
Facu
lty
o
f
L
aw,
E
c
o
n
o
m
ics,
an
d
So
cial
Scien
ce
s
(
FS
J
E
S),
th
e
Natio
n
al
Sch
o
o
l
o
f
C
o
m
m
er
ce
an
d
Ma
n
ag
em
en
t
(
E
NC
G)
,
an
d
th
e
Sch
o
o
l
o
f
Ap
p
lied
Scien
ce
s
(
E
NSA)
.
T
h
e
r
esear
ch
er
s
o
p
ted
f
o
r
a
q
u
alitativ
e
ap
p
r
o
ac
h
in
o
r
d
er
to
h
av
e
an
in
-
d
ep
th
u
n
d
er
s
tan
d
in
g
o
f
t
h
e
c
u
r
r
en
t
E
SP
p
r
ac
tices
at
th
e
u
n
iv
er
s
ity
.
T
h
e
r
esear
ch
in
s
tr
u
m
en
ts
u
s
ed
wer
e
d
o
c
u
m
en
t
an
aly
s
is
an
d
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iews,
as
th
ese
two
r
e
s
ea
r
ch
in
s
tr
u
m
en
ts
co
u
ld
b
e
u
s
ed
in
r
esear
ch
r
el
ated
to
th
e
a
n
aly
s
is
o
r
ex
p
l
o
r
atio
n
o
f
t
h
e
s
itu
atio
n
o
f
E
SP
in
a
ce
r
tain
co
n
tex
t
[
1
9
]
.
Do
cu
m
e
n
t
an
aly
s
is
is
d
ef
in
ed
as
an
an
aly
tical
m
eth
o
d
in
q
u
alitativ
e
r
esear
ch
th
at
aim
s
to
r
e
v
iew
o
r
ev
alu
ate
d
o
cu
m
e
n
ts
in
o
r
d
e
r
t
o
elicit
m
ea
n
in
g
an
d
g
ain
u
n
d
er
s
tan
d
in
g
o
f
d
ata
[
2
0
]
,
[
2
1
]
.
T
h
ese
d
o
cu
m
en
ts
in
clu
d
e
a
n
y
f
o
r
m
o
f
r
ec
o
r
d
ed
wr
itten
te
x
t
o
r
im
ag
e.
A
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iew
ca
n
b
e
d
ef
in
ed
as
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t
J
E
v
al
&
R
es E
d
u
c
I
SS
N:
2252
-
8
8
2
2
E
n
g
lis
h
fo
r
s
p
ec
ific p
u
r
p
o
s
es c
u
ltu
r
e
in
Mo
r
o
cc
a
n
h
i
g
h
er e
d
u
ca
tio
n
:
r
ea
liti
es a
n
d
…
(
A
yo
u
b
I
s
ma
ili A
la
o
u
i
)
1807
a
q
u
alitativ
e
r
esear
ch
m
eth
o
d
th
at
allo
ws
th
e
r
esear
ch
er
to
ask
p
r
ed
eter
m
in
ed
o
p
en
-
e
n
d
ed
q
u
esti
o
n
s
,
wh
ile
allo
win
g
r
o
o
m
f
o
r
an
y
o
th
er
a
d
d
itio
n
al
q
u
esti
o
n
s
th
at
ca
n
b
e
u
s
ef
u
l f
o
r
th
e
r
esear
ch
[
2
2
]
.
T
h
e
p
u
r
p
o
s
e
o
f
d
o
cu
m
e
n
t
a
n
aly
s
is
in
th
is
s
tu
d
y
was
t
o
o
b
tain
a
n
i
n
itial
u
n
d
er
s
tan
d
i
n
g
o
f
E
SP
p
r
ac
tices
at
th
e
u
n
iv
e
r
s
ity
.
T
h
er
ef
o
r
e,
t
h
e
d
o
cu
m
en
ts
u
s
ed
wer
e
s
tu
d
en
ts
’
E
n
g
lis
h
lan
g
u
a
g
e
class
d
o
cu
m
en
ts
,
n
am
ely
,
less
o
n
s
f
r
o
m
a
co
u
r
s
e,
ex
er
cises
f
r
o
m
a
c
o
u
r
s
e,
a
n
d
co
u
r
s
e
d
escr
ip
tiv
e
tab
les.
T
h
e
s
e
d
o
cu
m
en
ts
g
av
e
in
s
ig
h
ts
in
to
wh
et
h
er
t
h
e
les
s
o
n
s
wer
e
alig
n
e
d
with
th
e
p
r
in
cip
les
o
f
E
SP
o
r
GE
.
E
SP
liter
atu
r
e
o
f
te
n
h
ig
h
lig
h
ts
th
at
alth
o
u
g
h
th
er
e
m
ig
h
t
n
o
t
b
e
a
s
h
ar
p
b
o
u
n
d
a
r
y
b
etwe
en
E
SP
an
d
GE
,
E
SP
ten
d
s
to
b
e
n
ar
r
o
wer
in
th
e
s
tu
d
en
ts
’
n
ee
d
s
s
p
ec
tr
u
m
co
m
p
ar
e
d
with
GE
[
1
7
]
,
[
1
8
]
,
an
d
th
er
ef
o
r
e
its
co
u
r
s
es
ar
e
m
o
r
e
f
o
cu
s
ed
an
d
co
v
er
n
a
r
r
o
wer
to
p
ics.
T
h
is
p
ar
ticu
lar
asp
ec
t
f
r
o
m
th
e
E
SP
liter
atu
r
e
s
er
v
ed
as
a
f
r
am
ew
o
r
k
f
o
r
th
e
an
al
y
s
is
o
f
th
e
s
tu
d
en
ts
’
n
o
tes.
T
h
e
r
esu
lts
o
f
th
e
a
n
aly
s
is
p
r
o
v
id
ed
in
itial
d
ata
ab
o
u
t
class
r
o
o
m
p
r
ac
tices,
wh
ich
in
f
o
r
m
e
d
s
o
m
e
o
f
th
e
s
em
i
-
s
tr
u
ctu
r
ed
in
te
r
v
iew
q
u
esti
o
n
s
.
As
f
o
r
th
e
s
em
i
-
s
tr
u
ctu
r
ed
in
t
er
v
iews,
th
ey
wer
e
d
esig
n
ed
f
o
r
p
r
o
f
ess
o
r
s
o
f
E
n
g
lis
h
wh
o
tau
g
h
t
at
th
e
s
ix
in
s
titu
tio
n
s
(
FMPDF,
FS
T
,
FS
DM
,
FS
J
E
S,
E
NC
G,
an
d
E
NSA)
.
T
h
ese
in
te
r
v
iews
aim
ed
to
u
n
co
v
er
in
q
u
ir
ies
in
to
th
e
en
v
i
r
o
n
m
e
n
t
o
f
th
ese
i
n
s
titu
tio
n
s
an
d
th
e
ex
ten
t
to
wh
ich
th
is
en
v
ir
o
n
m
en
t
r
ef
lecte
d
a
tr
ad
itio
n
o
f
E
SP
.
T
h
e
r
ef
o
r
e,
th
e
q
u
esti
o
n
s
r
ev
o
l
v
ed
ar
o
u
n
d
s
tak
eh
o
ld
er
s
’
awa
r
en
es
s
o
f
E
SP
an
d
t
h
e
co
llab
o
r
atio
n
b
etwe
en
th
em
c
o
n
ce
r
n
in
g
th
e
p
ed
ag
o
g
ical
im
p
licatio
n
s
o
f
th
e
E
SP
ap
p
r
o
ac
h
.
C
o
n
ce
r
n
in
g
th
e
d
ata
co
llectio
n
p
r
o
ce
d
u
r
es,
th
e
r
esear
ch
er
s
u
s
ed
a
c
o
n
v
e
n
ien
ce
s
am
p
lin
g
m
eth
o
d
f
o
r
b
o
th
th
e
d
o
cu
m
en
t
an
aly
s
is
an
d
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iews
.
T
h
is
m
eth
o
d
allo
wed
th
e
r
esear
ch
er
s
to
q
u
ick
ly
an
d
ef
f
icien
tly
g
ath
er
d
ata
f
r
o
m
r
ea
d
ily
a
v
ailab
le
p
a
r
ticip
an
ts
.
Stu
d
en
ts
o
n
ca
m
p
u
s
w
er
e
ap
p
r
o
ac
h
e
d
i
n
p
er
s
o
n
b
y
r
esear
c
h
er
s
,
an
d
th
o
s
e
wh
o
wer
e
willin
g
to
p
ar
ticip
ate
s
h
ar
ed
th
eir
d
o
cu
m
en
ts
.
T
h
ese
d
o
cu
m
en
ts
wer
e
h
an
d
w
r
itten
s
tu
d
en
ts
’
n
o
tes,
h
an
d
o
u
ts
,
PP
T
s
cr
ee
n
s
h
o
ts
f
r
o
m
class
,
an
d
PDF
o
r
PP
T
f
iles
co
n
tain
in
g
less
o
n
s
.
T
h
e
s
tu
d
e
n
ts
wh
o
p
r
o
v
id
ed
h
an
d
o
u
ts
a
n
d
h
an
d
wr
itten
n
o
tes
allo
wed
th
e
r
esear
ch
er
s
to
ta
k
e
p
ictu
r
es
o
f
th
eir
d
o
cu
m
en
ts
,
wh
ile
o
th
er
s
,
wh
o
d
i
d
n
o
t
tak
e
n
o
tes,
s
h
ar
ed
PDF
f
iles
,
PP
T
f
iles
,
o
r
ju
s
t
p
ictu
r
es
o
f
t
h
e
PP
T
s
lid
es th
eir
E
n
g
lis
h
p
r
o
f
e
s
s
o
r
s
s
h
ar
ed
with
th
em
in
class
.
As
p
r
ev
io
u
s
ly
m
en
tio
n
ed
,
th
e
d
ata
g
ath
er
ed
was
ab
o
u
t
a
p
a
r
ticu
lar
less
o
n
o
r
ex
er
cise
f
r
o
m
a
co
u
r
s
e,
wh
ile
o
th
er
d
ata
s
h
o
wed
th
e
c
o
u
r
s
e
d
escr
ip
tiv
e
ta
b
les
th
e
E
n
g
lis
h
p
r
o
f
ess
o
r
s
s
h
ar
ed
with
th
eir
s
tu
d
en
ts
at
th
e
b
eg
in
n
in
g
o
f
th
e
co
u
r
s
e.
T
h
is
d
ata
was
u
s
ef
u
l
as
it
p
r
o
v
id
e
d
a
s
tr
u
ctu
r
al
o
v
er
v
iew
o
f
t
h
e
c
o
u
r
s
e
co
n
ten
t.
T
h
e
n
u
m
b
er
o
f
d
o
cu
m
e
n
ts
was
b
ased
o
n
th
e
av
ailab
ilit
y
an
d
s
tu
d
en
ts
’
willin
g
n
ess
to
p
ar
ticip
ate.
Ho
wev
er
,
r
esear
ch
er
s
en
s
u
r
ed
an
a
p
p
r
o
x
im
ately
eq
u
al
n
u
m
b
er
o
f
d
o
cu
m
en
ts
f
r
o
m
ea
c
h
in
s
titu
tio
n
,
r
an
g
in
g
f
r
o
m
8
to
1
2
.
I
n
to
tal,
th
e
s
am
p
le
o
f
th
e
d
o
c
u
m
en
ts
co
n
s
is
ted
o
f
63
d
o
cu
m
e
n
ts
co
m
b
i
n
ed
.
T
o
en
s
u
r
e
cr
e
d
ib
ilit
y
a
n
d
m
in
im
ize
s
elec
tio
n
b
ias,
o
n
ly
o
n
e
d
o
c
u
m
en
t
was
tak
en
f
r
o
m
ea
ch
p
ar
ticip
an
t
to
p
r
o
v
id
e
a
b
r
o
ad
r
ep
r
esen
tatio
n
o
f
d
o
cu
m
e
n
ts
ac
r
o
s
s
th
e
s
am
e
in
s
ti
tu
tio
n
.
Als
o
,
th
e
ch
o
ice
o
f
th
e
d
o
cu
m
e
n
t
was
b
ased
o
n
ly
o
n
th
e
av
ailab
ilit
y
o
f
th
e
d
o
c
u
m
e
n
t,
m
ea
n
in
g
th
at
th
e
f
i
r
s
t
d
o
cu
m
en
t
p
ar
ticip
an
ts
h
ad
ac
ce
s
s
to
was
th
e
o
n
e
u
s
ed
,
r
eg
ar
d
less
o
f
its
co
n
ten
t
o
r
ty
p
e.
As
f
o
r
th
e
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iews,
r
esear
c
h
er
s
f
o
u
n
d
th
e
E
n
g
lis
h
p
r
o
f
ess
o
r
s
wh
o
tau
g
h
t
at
th
ese
in
s
titu
tio
n
s
,
an
d
th
ey
d
ir
ec
tl
y
co
n
tacte
d
an
d
ask
ed
th
em
to
p
ar
ticip
ate
in
th
e
s
tu
d
y
.
Six
E
n
g
lis
h
p
r
o
f
ess
o
r
s
p
ar
ticip
ated
in
t
h
is
s
tu
d
y
,
with
ea
ch
in
ter
v
iewe
e
f
r
o
m
o
n
e
o
f
th
e
s
ix
p
r
e
v
io
u
s
ly
m
en
tio
n
ed
i
n
s
titu
tio
n
s
.
Qu
alitativ
e
co
n
ten
t
an
aly
s
is
w
as
u
s
ed
to
an
aly
ze
th
e
d
o
cu
m
en
ts
.
T
h
is
was
a
r
esear
ch
tech
n
iq
u
e
th
a
t
u
s
ed
a
s
u
b
jectiv
e
in
ter
p
r
etatio
n
o
f
tex
t
d
ata
co
n
ten
t
th
r
o
u
g
h
s
y
s
tem
atic
cla
s
s
if
icatio
n
v
ia
c
o
d
in
g
an
d
th
em
e
o
r
p
atter
n
id
en
tific
atio
n
[
2
3
]
.
A
s
u
m
m
ativ
e
ap
p
r
o
ac
h
to
q
u
alitativ
e
co
n
ten
t
an
aly
s
is
was
em
p
lo
y
ed
.
T
h
is
m
ea
n
s
th
at
th
e
an
aly
s
is
b
eg
a
n
with
th
e
id
en
tific
atio
n
an
d
q
u
a
n
tif
icatio
n
o
f
ce
r
tain
wo
r
d
s
o
r
c
o
n
ten
t
in
o
r
d
er
to
u
n
d
er
s
tan
d
th
eir
co
n
te
x
tu
al
u
s
e
[
2
3
]
.
Sin
ce
it
was
a
q
u
alitativ
e
an
aly
s
is
,
th
e
aim
was
n
o
t
m
er
ely
to
co
u
n
t
th
e
ap
p
ea
r
an
ce
o
f
wo
r
d
s
o
r
co
n
t
en
t
(
m
an
if
est
co
n
ten
t
an
aly
s
is
)
[
2
4
]
,
[
2
5
]
,
b
u
t
also
to
in
te
r
p
r
et
an
d
d
is
co
v
er
u
n
d
er
ly
i
n
g
m
ea
n
i
n
g
s
o
f
wo
r
d
s
o
r
co
n
ten
t
(
laten
t
co
n
ten
t
an
aly
s
is
)
[
2
4
]
,
[
2
5
]
.
T
h
e
r
e
s
ea
r
ch
er
s
b
eg
an
b
y
m
eticu
lo
u
s
ly
r
ev
iewin
g
all
th
e
co
llected
d
o
cu
m
en
ts
an
d
ca
teg
o
r
izin
g
th
e
d
o
c
u
m
en
ts
’
co
n
ten
t.
On
e
co
d
e
—
co
n
tex
tu
al
r
ele
v
an
ce
—
was
d
e
v
elo
p
ed
,
u
n
d
er
wh
ich
two
ca
t
eg
o
r
ies
wer
e
u
s
ed
:
E
SP
-
co
n
ten
t
an
d
GE
-
c
o
n
ten
t.
T
ab
le
1
illu
s
tr
ates
th
e
p
r
o
ce
d
u
r
e
f
o
llo
wed
to
ass
ig
n
th
ese
c
ateg
o
r
ies
to
th
e
d
o
cu
m
en
ts
,
u
s
in
g
two
d
o
cu
m
en
t
ex
am
p
les f
r
o
m
th
e
ac
tu
al
d
ata.
C
o
n
tex
tu
al
r
elev
an
ce
:
−
E
SP
-
co
n
ten
t: less
o
n
s
o
r
ex
er
ci
s
es o
n
a
to
p
ic
r
elate
d
to
th
e
f
ie
ld
o
f
th
e
s
tu
d
en
t w
h
o
s
h
a
r
ed
t
h
e
d
o
c
u
m
en
t.
−
GE
-
co
n
ten
t:
less
o
n
s
o
r
e
x
er
ci
s
es
o
n
a
g
en
e
r
al
to
p
ic,
with
o
u
t
an
y
r
elev
an
ce
t
o
th
e
s
p
ec
i
f
ic
f
ield
o
f
th
e
s
tu
d
en
t w
h
o
s
h
ar
e
d
th
e
d
o
cu
m
en
t.
I
t
is
im
p
o
r
tan
t
to
n
o
te
th
at
th
e
ch
o
ice
o
f
wh
eth
er
th
e
c
o
n
ten
t
was
co
n
s
id
er
ed
E
SP
o
r
GE
wa
s
s
u
b
jectiv
e
to
th
e
r
esear
ch
er
s
’
in
ter
p
r
etatio
n
.
T
h
e
r
esear
ch
e
r
s
d
id
n
o
t
ca
teg
o
r
ize
co
n
te
n
t
as
E
SP
u
n
less
th
ey
d
eter
m
in
ed
t
h
at
it
was
n
ar
r
o
w
in
s
co
p
e
an
d
co
v
e
r
ed
s
p
ec
ializ
ed
co
n
ten
t.
Ad
d
itio
n
ally
,
ev
en
if
th
e
co
n
ten
t
was
n
ar
r
o
w
in
s
co
p
e,
it wa
s
n
o
t c
ateg
o
r
ized
as E
SP
u
n
less
it
was
alig
n
ed
with
th
e
s
p
ec
if
ic
f
ield
o
f
th
e
s
tu
d
en
t w
h
o
s
h
ar
ed
th
e
n
o
te.
Sp
ec
ialized
co
n
ten
t
ab
o
u
t,
s
ay
,
b
io
lo
g
y
,
was
n
o
t
ca
teg
o
r
ized
as
E
SP
if
it
was
s
h
ar
ed
b
y
a
s
tu
d
en
t w
h
o
s
p
ec
ialized
in
,
s
ay
,
co
m
p
u
ter
s
cien
ce
s
.
Fo
llo
win
g
th
e
d
o
cu
m
en
t
an
al
y
s
is
,
th
e
r
esear
ch
er
s
u
s
ed
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iews
with
th
e
aim
o
f
ex
p
lo
r
in
g
th
e
e
x
ten
t
to
wh
ich
th
e
cu
ltu
r
e
o
f
E
SP
ex
is
ted
in
t
h
e
s
ix
s
elec
ted
in
s
titu
tio
n
s
o
f
Sid
i
Mo
h
am
ed
B
en
Ab
d
ellah
Un
iv
er
s
ity
.
T
h
e
d
ata
co
llected
f
r
o
m
th
e
in
te
r
v
iews
was
an
aly
ze
d
u
s
in
g
th
em
atic
an
aly
s
is
,
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
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:
2
2
5
2
-
8
8
2
2
I
n
t
J
E
v
al
&
R
es E
d
u
c
,
Vo
l
.
15
,
No
.
2
,
Ap
r
il
20
2
6
:
1
8
0
4
-
1
8
1
5
1808
as
o
u
tlin
ed
in
B
r
au
n
an
d
C
lar
k
e
[
2
6
]
.
T
h
is
ap
p
r
o
ac
h
in
v
o
l
v
ed
id
en
tif
y
in
g
,
a
n
aly
zin
g
,
a
n
d
f
in
d
i
n
g
p
atter
n
s
with
in
th
e
d
ata.
I
t
was
co
n
s
id
er
ed
s
u
itab
le
f
o
r
in
ter
v
iews
b
ec
au
s
e
it
let
th
e
r
esear
ch
er
s
s
y
s
tem
atica
lly
ex
p
lo
r
e
th
e
p
ar
ticip
an
ts
’
p
er
s
p
ec
tiv
es
an
d
ex
p
e
r
ien
ce
s
r
elate
d
to
th
e
r
esear
ch
co
n
tex
t
[
2
7
]
.
B
y
o
r
g
an
izin
g
d
ata
in
to
th
em
es,
th
em
atic
an
aly
s
is
p
r
o
v
id
ed
a
s
tr
u
ctu
r
ed
ap
p
r
o
ac
h
t
o
u
n
d
er
s
tan
d
in
g
co
m
p
le
x
is
s
u
es
in
th
e
d
ata
[
2
8
]
.
T
h
e
th
em
atic
an
aly
s
is
b
eg
an
with
th
e
tr
an
s
cr
ip
tio
n
o
f
in
t
er
v
iew
r
ec
o
r
d
in
g
s
u
s
in
g
th
e
AI
to
o
l
C
o
ck
ato
o
,
f
o
llo
wed
b
y
r
ep
ea
te
d
r
ea
d
in
g
o
f
th
e
tr
a
n
s
cr
ip
ts
to
e
n
s
u
r
e
f
a
m
iliar
ity
with
th
e
d
ata.
T
h
e
r
e
s
ea
r
ch
er
s
th
en
co
d
ed
r
ec
u
r
r
in
g
id
ea
s
o
n
s
p
r
ea
d
s
h
e
ets
an
d
g
r
o
u
p
ed
th
e
c
o
d
es
in
to
th
em
es
r
ef
lectin
g
m
ea
n
in
g
f
u
l
p
atter
n
s
.
T
h
ese
p
atter
n
s
in
clu
d
ed
E
SP
awa
r
en
ess
,
n
ee
d
s
an
aly
s
is
,
p
ed
ag
o
g
ical
p
r
ac
tices,
in
s
titu
tio
n
al
s
u
p
p
o
r
t,
ch
allen
g
es,
an
d
co
llab
o
r
atio
n
.
T
ab
le
1
.
Pro
ce
d
u
r
e
f
o
r
ass
ig
n
i
n
g
th
e
ca
teg
o
r
ies b
ased
o
n
th
e
d
ev
elo
p
e
d
co
d
e
,
u
s
in
g
e
x
am
p
l
es f
r
o
m
th
e
d
ata
C
o
d
e
D
o
c
u
me
n
t
e
x
a
m
p
l
e
(
f
r
o
m
d
a
t
a
)
R
a
t
i
o
n
a
l
e
f
o
r
c
a
t
e
g
o
r
i
z
a
t
i
o
n
C
a
t
e
g
o
r
y
a
ss
i
g
n
e
d
C
o
n
t
e
x
t
u
a
l
r
e
l
e
v
a
n
c
e
Le
sso
n
t
i
t
l
e
d
“
M
e
d
i
c
a
l
S
u
f
f
i
x
e
s”
,
i
n
t
r
o
d
u
c
i
n
g
v
o
c
a
b
u
l
a
r
y
c
o
n
t
a
i
n
i
n
g
t
a
r
g
e
t
e
d
m
e
d
i
c
a
l
su
f
f
i
x
e
s
su
c
h
a
s
“
-
i
t
i
s”
,
“
-
o
si
s
”
,
“
-
e
c
t
o
my
”
,
“
-
o
t
o
my
”
,
a
l
o
n
g
w
i
t
h
t
h
e
i
r
m
e
a
n
i
n
g
s
.
Th
i
s
t
o
p
i
c
c
l
e
a
r
l
y
r
e
l
a
t
e
s
t
o
t
h
e
st
u
d
e
n
t
’
s
f
i
e
l
d
(
me
d
i
c
i
n
e
)
.
ESP
-
c
o
n
t
e
n
t
C
o
n
t
e
x
t
u
a
l
r
e
l
e
v
a
n
c
e
V
o
c
a
b
u
l
a
r
y
e
x
e
r
c
i
se
i
n
t
r
o
d
u
c
i
n
g
w
o
r
d
s
l
i
k
e
“
d
i
sc
o
u
n
t
,
”
“
c
a
s
h
i
e
r
,
”
“
b
o
u
t
i
q
u
e
,
”
a
n
d
“
r
e
c
e
i
p
t
,
”
u
s
e
d
i
n
e
v
e
r
y
d
a
y
sh
o
p
p
i
n
g
si
t
u
a
t
i
o
n
s
.
Th
e
t
a
s
k
p
r
a
c
t
i
c
e
s
g
e
n
e
r
a
l
v
o
c
a
b
u
l
a
r
y
a
b
o
u
t
s
h
o
p
p
i
n
g
,
w
h
i
c
h
i
s
u
n
r
e
l
a
t
e
d
t
o
t
h
e
st
u
d
e
n
t
’
s fi
e
l
d
.
GE
-
c
o
n
t
e
n
t
R
eliab
ilit
y
an
d
v
alid
ity
,
o
r
w
h
at
is
o
f
ten
r
ef
er
r
e
d
to
in
q
u
alitativ
e
r
esear
ch
as
d
ep
en
d
a
b
ilit
y
an
d
cr
ed
ib
ilit
y
,
wer
e
ad
d
r
ess
ed
in
th
is
s
tu
d
y
th
r
o
u
g
h
d
if
f
er
e
n
t
s
tr
ateg
ies.
On
e
s
tr
ateg
y
to
s
u
p
p
o
r
t
r
eliab
ilit
y
was
th
at
r
esear
ch
er
s
m
ad
e
s
u
r
e
to
u
s
e
o
n
e
u
n
if
o
r
m
cr
iter
io
n
to
co
llect
th
e
d
o
cu
m
en
ts
(
ta
k
in
g
o
n
l
y
th
e
f
ir
s
t
d
o
cu
m
e
n
t
g
iv
e
n
b
y
ea
c
h
p
ar
ticip
an
t)
,
s
in
ce
it
h
elp
e
d
m
in
im
ize
s
elec
tio
n
b
ias.
R
eliab
ilit
y
was
also
ad
d
r
ess
ed
b
y
u
s
in
g
th
e
s
am
e
c
o
d
e
(
c
o
n
t
ex
tu
al
r
elev
an
ce
)
u
n
d
er
th
e
s
a
m
e
two
ca
teg
o
r
ies
(
E
SP
co
n
te
n
t
an
d
GE
co
n
ten
t)
th
r
o
u
g
h
o
u
t
all
th
e
g
ath
er
ed
d
o
cu
m
en
ts
ac
r
o
s
s
all
th
e
in
s
titu
tio
n
s
.
Similar
ly
,
th
e
in
ter
v
ie
ws
wer
e
led
b
y
th
e
s
am
e
r
esear
ch
er
,
u
s
in
g
th
e
s
am
e
in
ter
v
iew
g
u
id
e
in
o
r
d
e
r
to
e
n
h
an
ce
p
r
o
ce
d
u
r
al
r
elia
b
ilit
y
.
All
o
f
th
ese
s
tr
ateg
ies
co
n
tr
ib
u
ted
to
a
m
o
r
e
d
ep
e
n
d
ab
le
an
d
less
s
u
b
jectiv
e
an
aly
s
is
.
R
eg
ar
d
in
g
v
alid
ity
in
th
is
s
tu
d
y
,
th
e
d
o
cu
m
e
n
t
an
aly
s
is
was
g
u
id
e
d
b
y
a
clea
r
ly
d
ef
in
e
d
a
n
aly
tical
f
r
am
ewo
r
k
t
h
at
is
g
r
o
u
n
d
e
d
in
E
SP
liter
atu
r
e,
p
ar
ticu
lar
ly
th
e
d
is
tin
ctio
n
b
e
twee
n
E
SP
an
d
GE
p
r
ac
tices
in
ter
m
s
o
f
n
ee
d
s
s
p
ec
if
icity
an
d
co
n
ten
t
f
o
cu
s
.
T
h
u
s
,
wh
at
ca
n
b
e
co
n
s
id
er
e
d
a
f
o
r
m
o
f
c
o
n
s
tr
u
ct
v
alid
ity
was
en
s
u
r
ed
s
in
ce
th
e
two
d
e
v
elo
p
ed
ca
te
g
o
r
ies
(
E
SP
co
n
ten
t
an
d
GE
co
n
te
n
t)
u
s
ed
to
an
aly
ze
th
e
d
o
c
u
m
en
ts
wer
e
alig
n
ed
with
t
h
e
wid
ely
ac
ce
p
ted
d
ef
in
itio
n
s
with
in
th
e
E
SP
co
m
m
u
n
ity
.
R
esear
ch
er
s
ac
k
n
o
wled
g
e
d
t
h
at
th
e
n
u
m
b
e
r
o
f
d
o
c
u
m
en
ts
g
ath
er
ed
f
r
o
m
ea
ch
in
s
titu
tio
n
i
s
r
elativ
ely
lo
w
f
o
r
a
m
o
r
e
g
en
e
r
alize
d
s
tatis
tical
an
aly
s
i
s
,
wh
ich
m
ay
h
av
e
af
f
ec
ted
th
e
s
tab
ilit
y
o
f
th
e
f
r
eq
u
e
n
cy
-
b
ased
p
atter
n
s
.
Ho
wev
er
,
it
is
im
p
o
r
tan
t
to
n
o
te
th
at
th
e
m
ain
c
o
n
ce
r
n
was
n
o
t
to
co
n
d
u
ct
a
s
tatis
tical
an
aly
s
i
s
b
u
t
r
ath
er
to
g
ain
a
f
ir
s
t
-
h
an
d
o
v
e
r
v
iew
o
f
th
e
E
SP
p
r
ac
tices
in
th
ese
in
s
titu
tio
n
s
,
wh
ich
allo
w
ed
f
o
r
a
q
u
alitativ
e
an
aly
s
is
.
T
h
e
q
u
alitativ
e
an
aly
s
is
lay
in
m
ak
in
g
in
itial
in
f
er
en
ce
s
b
ased
o
n
th
e
f
r
eq
u
e
n
cy
o
f
E
SP
an
d
GE
ap
p
ea
r
an
ce
s
,
allo
win
g
r
esear
ch
er
s
to
d
ev
elo
p
s
o
m
e
p
att
er
n
s
th
at
wer
e
later
d
is
cu
s
s
ed
(
co
n
f
ir
m
e
d
o
r
q
u
esti
o
n
ed
)
i
n
th
e
s
em
i
-
s
tr
u
ct
u
r
ed
in
ter
v
iews
to
ch
ec
k
f
o
r
t
h
eir
v
alid
ity
.
B
y
s
u
p
p
o
r
tin
g
t
h
e
d
o
cu
m
e
n
t
an
al
y
s
is
r
esu
lts
with
th
e
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iews,
th
e
s
tu
d
y
e
n
h
an
ce
d
v
alid
ity
b
y
em
p
lo
y
in
g
p
r
o
g
r
ess
iv
e
v
alid
atio
n
th
r
o
u
g
h
tr
ian
g
u
latio
n
.
An
o
th
e
r
d
im
en
s
io
n
o
f
v
alid
ity
,
n
am
el
y
in
ter
n
al
v
alid
ity
,
was
also
e
s
tab
lis
h
ed
s
in
ce
th
e
in
f
er
r
ed
p
atter
n
s
f
r
o
m
th
e
d
o
c
u
m
en
t
an
aly
s
is
wer
e
d
is
cu
s
s
ed
in
th
e
s
em
i
-
s
tr
u
ctu
r
e
d
in
ter
v
iews,
d
em
o
n
s
tr
atin
g
co
h
er
en
ce
b
etwe
en
th
e
two
r
esear
ch
in
s
tr
u
m
en
ts
.
B
o
th
th
e
d
o
cu
m
e
n
t
an
aly
s
is
an
d
th
e
in
ter
v
iews
f
o
llo
wed
eth
ical
r
esear
ch
p
r
in
cip
les
to
en
s
u
r
e
th
e
in
teg
r
ity
an
d
r
esp
ec
tf
u
l h
an
d
li
n
g
o
f
d
ata.
Fo
r
th
e
d
o
cu
m
e
n
t a
n
aly
s
is
,
all
d
o
cu
m
en
ts
,
in
clu
d
in
g
s
tu
d
en
ts
’
n
o
tes,
h
an
d
o
u
ts
,
an
d
co
u
r
s
e
m
ater
ials
,
wer
e
co
llected
with
in
f
o
r
m
ed
co
n
s
en
t.
T
h
e
r
esear
ch
er
s
e
n
s
u
r
ed
p
a
r
ticip
an
ts
u
n
d
er
s
to
o
d
th
e
p
u
r
p
o
s
e
an
d
s
co
p
e
o
f
th
e
r
esear
ch
.
An
o
n
y
m
ity
an
d
co
n
f
id
en
tiality
wer
e
m
ain
tain
ed
b
y
r
em
o
v
in
g
an
y
id
en
tifie
r
s
th
at
co
u
ld
lin
k
to
s
p
ec
if
ic
in
d
iv
id
u
als
o
r
in
s
titu
tio
n
s
,
th
o
u
g
h
in
th
e
r
esu
lts
o
f
d
o
cu
m
e
n
t
an
aly
s
is
,
p
ar
tially
c
o
m
p
r
o
m
is
in
g
in
s
titu
tio
n
s
’
an
o
n
y
m
ity
was
r
e
q
u
ir
ed
to
p
r
o
v
id
e
f
in
d
i
n
g
s
f
o
r
th
e
s
tu
d
y
.
Fo
r
th
e
in
ter
v
iews,
p
ar
t
icip
an
ts
wer
e
in
f
o
r
m
ed
o
f
th
e
v
o
lu
n
tar
y
n
atu
r
e
o
f
th
eir
p
a
r
ticip
atio
n
.
Similar
to
th
e
d
o
cu
m
en
t
an
aly
s
is
,
a
n
o
n
y
m
ity
an
d
c
o
n
f
id
e
n
tiality
wer
e
m
ain
tain
ed
in
th
e
in
ter
v
iew
an
aly
s
is
b
y
u
s
in
g
co
d
ed
id
e
n
tifie
r
s
to
m
ak
e
s
u
r
e
th
at
n
o
p
er
s
o
n
al
in
f
o
r
m
atio
n
co
u
ld
b
e
lin
k
e
d
to
p
ar
ticip
an
ts
.
C
o
n
s
en
t
was
o
b
tain
ed
f
o
r
r
ec
o
r
d
in
g
i
n
ter
v
i
ews,
an
d
t
h
e
r
esear
ch
er
s
in
f
o
r
m
ed
all
p
ar
ticip
an
ts
th
at
th
e
d
ata
wo
u
ld
b
e
u
s
ed
o
n
ly
f
o
r
ac
ad
e
m
ic
p
u
r
p
o
s
es.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t
J
E
v
al
&
R
es E
d
u
c
I
SS
N:
2252
-
8
8
2
2
E
n
g
lis
h
fo
r
s
p
ec
ific p
u
r
p
o
s
es c
u
ltu
r
e
in
Mo
r
o
cc
a
n
h
i
g
h
er e
d
u
ca
tio
n
:
r
ea
liti
es a
n
d
…
(
A
yo
u
b
I
s
ma
ili A
la
o
u
i
)
1809
3.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
T
h
e
r
esu
lts
ar
e
d
iv
i
d
ed
in
t
o
two
s
u
b
-
s
u
b
s
ec
tio
n
s
:
d
o
c
u
m
e
n
t
an
aly
s
is
r
esu
lts
an
d
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iew
r
e
s
u
lts
.
I
n
th
e
f
ir
s
t
s
u
b
-
s
u
b
s
ec
tio
n
,
th
e
f
in
d
in
g
s
o
f
th
e
d
o
cu
m
e
n
t
an
aly
s
is
ar
e
p
r
esen
ted
,
alo
n
g
with
in
f
er
en
ce
s
th
at
ar
e
later
eith
e
r
s
u
p
p
o
r
ted
o
r
ch
alle
n
g
ed
in
th
e
d
is
cu
s
s
io
n
s
u
b
s
ec
tio
n
b
ased
o
n
in
s
ig
h
ts
f
r
o
m
t
h
e
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iews.
T
h
e
s
ec
o
n
d
s
u
b
-
s
u
b
s
ec
tio
n
p
r
esen
ts
th
e
f
in
d
in
g
s
o
f
th
e
s
em
i
-
s
tr
u
ctu
r
ed
in
ter
v
iews,
h
ig
h
lig
h
ti
n
g
th
e
c
o
r
e
th
em
es
th
at
a
r
e
d
eter
m
in
e
d
af
ter
th
e
th
em
atic
an
al
y
s
is
.
T
h
e
f
in
al
s
u
b
s
ec
tio
n
,
d
is
cu
s
s
io
n
,
co
m
b
in
es
an
d
ex
a
m
in
es
th
e
f
in
d
in
g
s
f
r
o
m
b
o
t
h
th
e
d
o
c
u
m
en
t
a
n
aly
s
is
an
d
t
h
e
in
ter
v
iews.
T
h
is
co
m
b
in
atio
n
p
r
o
v
id
es a
co
m
p
r
eh
en
s
iv
e
in
ter
p
r
etatio
n
o
f
th
e
r
esu
lts
in
r
elatio
n
to
th
e
r
esear
c
h
q
u
esti
o
n
s
.
3
.
1
.
Resul
t
s
3
.
1
.
1
.
Do
cum
ent
a
na
l
y
s
is
re
s
ults
Do
cu
m
en
t
a
n
aly
s
is
was
co
n
d
u
cted
to
ex
am
in
e
th
e
p
r
esen
c
e
o
f
E
SP
an
d
GE
p
r
ac
tices
ac
r
o
s
s
th
e
in
s
titu
tio
n
s
u
n
d
er
s
tu
d
y
an
d
to
in
ter
p
r
et
th
e
m
ea
n
in
g
b
eh
i
n
d
th
eir
d
is
tr
ib
u
tio
n
.
T
h
e
f
r
eq
u
en
cy
o
f
E
SP
an
d
GE
p
r
ac
tices
is
i
llu
s
tr
ated
in
Fig
u
r
e
1
b
y
s
h
o
win
g
th
e
n
u
m
b
er
o
f
E
SP
an
d
GE
d
o
cu
m
en
ts
f
o
u
n
d
in
ea
ch
o
f
th
e
s
ix
in
s
titu
tio
n
s
.
As
Fig
u
r
e
1
s
h
o
ws,
b
o
th
E
SP
an
d
GE
p
r
ac
tices
wer
e
id
en
tifie
d
ac
r
o
s
s
all
th
e
in
s
titu
tio
n
s
.
So
m
e
ex
am
p
les
o
f
E
SP
co
n
te
n
t
d
o
c
u
m
en
ts
co
n
tain
e
d
a
s
h
o
r
t
tex
t
ab
o
u
t
t
h
e
h
u
m
an
b
o
d
y
s
y
s
tem
s
.
T
h
e
tex
t
was
th
en
f
o
llo
wed
b
y
c
o
m
p
r
eh
en
s
io
n
q
u
esti
o
n
s
.
An
o
th
er
ex
am
p
le
w
as
ab
o
u
t
wr
itin
g
a
n
ab
s
tr
ac
t
o
f
a
r
esear
ch
p
ap
er
.
Giv
en
th
at
th
e
s
tu
d
en
ts
wh
o
s
h
ar
ed
th
ese
p
ar
ticu
lar
d
o
cu
m
en
ts
th
at
ar
e
d
escr
ib
e
d
h
er
e
as
ex
am
p
les
s
p
ec
ialized
in
a
f
ield
th
at
w
as
d
ir
ec
tly
r
elate
d
to
th
eir
d
o
cu
m
en
ts
’
co
n
te
n
ts
,
it
ca
n
b
e
in
f
er
r
ed
th
at
th
ei
r
E
n
g
lis
h
teac
h
er
s
wer
e
im
p
lem
en
tin
g
to
p
ics
th
at
wer
e
n
a
r
r
o
w
in
s
co
p
e
an
d
t
h
at
tar
g
ete
d
th
e
s
e
s
tu
d
en
ts
’
n
ee
d
s
,
wh
ich
m
ay
b
e
th
e
ab
ilit
y
to
r
ea
d
r
esear
ch
ar
ticles
an
d
wr
ite
ab
s
tr
ac
ts
f
o
r
f
u
tu
r
e
r
esear
ch
in
th
eir
f
ield
s
.
Sh
if
tin
g
th
e
f
o
cu
s
n
o
w
to
GE
p
r
ac
tices,
o
n
e
ex
am
p
le
o
f
GE
co
n
ten
t
was
a
d
o
cu
m
en
t
co
n
tain
in
g
a
s
h
o
r
t
p
ar
ag
r
a
p
h
ab
o
u
t
d
ail
y
r
o
u
tin
es
s
tu
d
en
ts
h
ad
to
wr
ite
in
class
u
s
in
g
th
e
s
im
p
le
p
r
esen
t.
Oth
er
ex
a
m
p
les
in
clu
d
ed
th
e
co
u
r
s
e
d
escr
ip
tiv
e
tab
les
th
at
wer
e
ab
o
u
t
g
en
er
al
th
em
es
s
u
ch
as
s
h
o
p
p
in
g
a
n
d
tr
a
v
el.
T
h
e
r
esear
ch
er
s
in
ter
p
r
eted
th
ese
d
o
cu
m
en
ts
as
b
ein
g
lar
g
e
in
s
co
p
e,
d
ea
lin
g
with
g
e
n
er
al
ev
er
y
d
a
y
to
p
ics,
an
d
th
er
e
f
o
r
e
f
ar
f
r
o
m
th
e
s
tu
d
en
ts
’
f
ield
s
.
Ad
d
itio
n
ally
,
as
s
h
o
wn
in
Fig
u
r
e
1
,
th
e
f
r
eq
u
e
n
cy
o
f
E
SP
p
r
ac
tices
was
h
ig
h
er
in
th
e
f
ir
s
t
f
o
u
r
in
s
titu
tio
n
s
,
wh
er
ea
s
th
e
f
r
eq
u
en
cy
o
f
GE
p
r
ac
tices
was
h
ig
h
er
in
th
e
last
two
in
s
titu
tio
n
s
.
T
h
is
led
th
e
r
esear
ch
er
s
to
d
ev
elo
p
a
p
atter
n
co
n
ce
r
n
in
g
th
e
n
atu
r
e
o
f
th
e
f
ir
s
t
f
o
u
r
an
d
last
two
in
s
tit
u
tio
n
s
.
T
h
e
p
atter
n
was
r
elate
d
to
th
e
s
elec
tio
n
p
r
o
ce
s
s
o
f
th
e
s
tu
d
en
ts
wh
o
en
r
o
ll
at
th
ese
in
s
titu
tio
n
s
.
I
n
f
ac
t,
th
e
f
ir
s
t
f
o
u
r
in
s
titu
tio
n
s
ar
e
lim
ited
-
ac
ce
s
s
in
s
titu
tio
n
s
,
m
ea
n
in
g
th
at
n
o
t
all
s
tu
d
en
ts
wh
o
ap
p
ly
ar
e
ac
ce
p
ted
.
I
n
s
tead
,
th
er
e
is
a
co
m
p
etitiv
e
s
elec
tio
n
p
r
o
ce
s
s
b
ased
o
n
s
tu
d
en
ts
’
g
r
ad
es
in
th
e
f
in
al
y
ea
r
o
f
h
ig
h
s
ch
o
o
l
(
r
ef
er
r
e
d
to
as th
e
b
a
cc
a
la
u
r
éa
t
)
.
On
th
e
o
th
er
h
an
d
,
th
e
last
two
in
s
titu
ti
o
n
s
ar
e
o
p
en
-
ac
ce
s
s
in
s
titu
tio
n
s
,
m
ea
n
in
g
th
at
all
s
tu
d
en
ts
wh
o
ap
p
ly
g
et
ac
ce
p
ted
,
r
eg
a
r
d
less
o
f
h
o
w
th
eir
g
r
ad
es
in
th
e
f
in
al
y
ea
r
o
f
h
ig
h
s
ch
o
o
l
a
r
e.
As
a
r
esu
lt,
s
tu
d
en
ts
wh
o
en
r
o
ll
in
th
e
f
ir
s
t
f
o
u
r
in
s
titu
tio
n
s
ten
d
to
b
e
h
ig
h
ac
h
iev
er
s
co
m
p
a
r
ed
with
th
o
s
e
wh
o
en
r
o
ll
in
th
e
last
two
in
s
ti
tu
ti
o
n
s
.
I
t
ca
n
b
e
in
f
er
r
e
d
f
r
o
m
t
h
is
th
at,
g
iv
en
th
e
h
ig
h
lev
el
o
f
s
tu
d
en
ts
,
teac
h
er
s
wh
o
tau
g
h
t
in
th
e
f
i
r
s
t
f
o
u
r
i
n
s
titu
tio
n
s
ten
d
ed
to
f
in
d
it
e
asier
to
im
p
lem
en
t
E
SP
co
u
r
s
es.
I
n
th
e
last
two
in
s
titu
tio
n
s
,
h
o
wev
er
,
teac
h
er
s
m
ig
h
t
h
av
e
f
o
u
n
d
it
h
ar
d
to
im
p
lem
en
t
E
SP
co
u
r
s
es
s
in
ce
th
ey
h
ad
lo
w
ac
h
iev
er
s
wh
o
wer
e
v
er
y
li
k
ely
to
h
a
v
e
a
lo
w
E
n
g
lis
h
lev
el.
Fig
u
r
e
1
.
Fre
q
u
en
cy
o
f
E
SP
v
s
GE
ac
r
o
s
s
s
ix
in
s
titu
tio
n
s
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
2
2
I
n
t
J
E
v
al
&
R
es E
d
u
c
,
Vo
l
.
15
,
No
.
2
,
Ap
r
il
20
2
6
:
1
8
0
4
-
1
8
1
5
1810
L
o
w
E
n
g
lis
h
lev
el
was
al
s
o
an
o
th
er
o
b
s
er
v
ed
p
atter
n
in
th
e
last
t
wo
in
s
titu
tio
n
s
th
at
ca
n
in
d
ir
ec
tly
s
u
p
p
o
r
t
t
h
e
f
ir
s
t
p
atter
n
.
Ma
n
y
n
o
tes
t
h
at
wer
e
s
h
ar
ed
b
y
s
tu
d
en
ts
f
r
o
m
t
h
ese
in
s
titu
tio
n
s
co
n
tain
v
er
y
b
asic
E
n
g
lis
h
co
n
ten
t.
An
ex
am
p
le
wo
u
ld
b
e
a
h
an
d
w
r
itten
n
o
te
co
n
tain
in
g
th
e
v
e
r
b
to
b
e
in
t
h
e
s
im
p
le
p
r
esen
t.
I
f
th
e
s
tu
d
en
t
w
h
o
s
h
a
r
ed
t
h
is
p
ar
ticu
lar
d
o
c
u
m
en
t
h
ad
a
h
i
g
h
lev
el
o
f
E
n
g
lis
h
,
it
is
p
o
s
s
ib
le
th
at
th
e
y
m
i
g
h
t
n
o
t
h
a
v
e
wr
itten
d
o
wn
th
is
n
o
te
in
t
h
eir
co
p
y
b
o
o
k
.
I
t
ca
n
b
e
in
f
e
r
r
ed
f
r
o
m
th
is
th
at
s
tu
d
en
ts
’
lo
w
E
n
g
lis
h
lev
el
m
ig
h
t
h
a
v
e
b
e
en
a
n
o
b
s
tacle
th
at
h
i
n
d
er
ed
E
n
g
lis
h
te
ac
h
er
s
f
r
o
m
im
p
lem
en
tin
g
E
S
P
co
u
r
s
es
in
th
ese
in
s
titu
tio
n
s
.
An
o
th
er
id
e
n
tifie
d
p
atter
n
was
th
at
th
e
last
two
o
p
en
-
ac
ce
s
s
in
s
titu
tio
n
s
wi
th
h
ig
h
GE
f
r
eq
u
e
n
cy
ten
d
ed
t
o
b
e
m
u
ltid
is
cip
lin
ar
y
,
m
ea
n
in
g
th
at
th
ey
en
co
m
p
ass
f
ield
s
o
f
s
tu
d
y
t
h
at
m
ay
s
ee
m
,
to
s
o
m
e
ex
te
n
t,
r
elativ
ely
d
is
p
ar
ate,
s
u
ch
as
m
ec
h
an
ics
an
d
b
io
l
o
g
y
.
T
h
is
was
al
s
o
tr
u
e
f
o
r
in
s
titu
tio
n
f
o
u
r
,
wh
ich
is
a
m
u
ltid
is
cip
lin
ar
y
lim
ited
-
ac
ce
s
s
in
s
t
itu
tio
n
.
T
h
e
f
ac
t th
at
it is
m
u
ltid
is
cip
lin
ar
y
m
ad
e
th
e
GE
f
r
eq
u
en
cy
a
b
it
h
ig
h
er
co
m
p
ar
e
d
with
th
e
f
ir
s
t
th
r
ee
in
s
titu
tio
n
s
ev
en
if
it
is
a
lim
ited
-
ac
ce
s
s
in
s
t
itu
tio
n
.
On
th
e
o
th
er
h
a
n
d
,
th
e
f
ir
s
t
th
r
ee
in
s
titu
tio
n
s
,
w
h
ich
s
h
o
wed
h
ig
h
er
E
SP
co
n
ten
t
f
r
eq
u
e
n
cies,
ten
d
ed
to
b
e,
to
s
o
m
e
e
x
ten
t,
in
ter
d
is
cip
lin
ar
y
,
m
ea
n
in
g
th
at
th
ey
f
o
cu
s
o
n
d
is
cip
lin
es
th
at
ar
e
r
elativ
ely
alig
n
ed
,
s
u
ch
as
m
ed
icin
e,
p
h
ar
m
ac
y
,
an
d
d
e
n
tis
tr
y
.
I
t
ca
n
b
e
i
n
f
er
r
e
d
f
r
o
m
t
h
is
p
atter
n
th
at
in
s
tr
u
cto
r
s
m
ay
h
av
e
b
ee
n
teac
h
in
g
m
u
ltip
le
f
ield
s
,
wh
ich
m
ad
e
it
d
if
f
icu
lt
to
d
esig
n
E
SP
co
u
r
s
es f
o
r
all
th
e
d
is
p
ar
ate
f
ield
s
.
3
.
1
.
2
.
Sem
i
-
s
t
ruct
ured
inte
rv
iews r
esu
lt
s
T
h
e
th
em
atic
an
aly
s
is
o
f
th
e
in
ter
v
iews
f
u
r
th
er
ex
p
l
o
r
ed
th
e
is
s
u
e
o
f
E
SP
in
Mo
r
o
cc
an
h
ig
h
er
ed
u
ca
tio
n
.
Six
t
h
em
es e
m
er
g
e
d
af
ter
a
th
e
m
atic
an
aly
s
is
o
f
t
h
e
in
ter
v
iew
d
ata:
a.
E
SP
awa
r
en
ess
(
1
2
m
en
tio
n
s
)
:
in
ter
v
iewe
es
m
ad
e
th
e
d
is
tin
ctio
n
b
etwe
en
E
SP
an
d
GE
,
s
tr
ess
in
g
th
e
im
p
o
r
tan
ce
o
f
ad
ap
tin
g
la
n
g
u
ag
e
in
s
tr
u
ctio
n
to
s
tu
d
en
ts
’
p
r
o
f
ess
io
n
al
an
d
ac
ad
em
ic
n
ee
d
s
.
So
m
e
n
o
ted
a
lack
o
f
b
o
u
n
d
ar
ies
b
etwe
en
E
SP
an
d
g
en
er
al
lan
g
u
ag
e
teac
h
in
g
d
u
e
to
s
tu
d
en
ts
’
lev
els
o
f
E
n
g
lis
h
p
r
o
f
icien
c
y
.
b.
Nee
d
s
an
aly
s
is
(
1
3
m
en
tio
n
s
)
:
in
ter
v
iewe
es
s
aid
th
at
th
e
y
co
n
d
u
ct
in
f
o
r
m
al
n
ee
d
s
an
aly
s
es
th
r
o
u
g
h
d
is
cu
s
s
io
n
s
,
s
u
r
v
ey
s
,
o
r
p
lace
m
en
t
test
s
to
id
en
tif
y
s
tu
d
e
n
ts
’
r
eq
u
ir
em
en
ts
.
T
h
er
e
was
a
c
o
n
s
en
s
u
s
o
n
th
e
im
p
o
r
tan
ce
o
f
ad
a
p
tin
g
th
e
c
o
u
r
s
e
co
n
ten
t
to
f
it
with
s
tu
d
en
ts
’
f
ield
s
o
f
s
tu
d
y
;
h
o
wev
er
,
li
m
ited
r
eso
u
r
ce
s
p
r
esen
t a
n
o
b
s
tacle
in
th
e
way
o
f
a
co
m
p
r
eh
e
n
s
iv
e
n
ee
d
s
ass
ess
m
en
t.
c.
Ped
ag
o
g
ical
p
r
ac
tices
(
4
3
m
en
tio
n
s
)
:
th
is
was
a
d
o
m
in
a
n
t
th
em
e,
h
ig
h
lig
h
tin
g
in
n
o
v
ativ
e
teac
h
in
g
m
eth
o
d
s
s
u
ch
as
task
-
b
ased
lear
n
in
g
,
r
o
le
-
p
la
y
in
g
,
an
d
c
o
lla
b
o
r
ativ
e
p
r
o
jects.
I
n
ter
v
iewe
d
p
r
o
f
ess
o
r
s
s
aid
th
at
th
ey
o
f
ten
in
teg
r
ate
E
S
P
m
ater
ials
,
s
u
ch
as
s
p
ec
if
i
c
ter
m
in
o
lo
g
y
an
d
p
r
ac
tical
task
s
,
d
esp
ite
ch
allen
g
es r
elate
d
to
s
tu
d
e
n
ts
’
p
r
o
f
icien
c
y
lev
els.
d.
I
n
s
titu
tio
n
al
s
u
p
p
o
r
t
(
2
0
m
e
n
tio
n
s
)
:
p
r
o
f
ess
o
r
s
in
th
e
in
ter
v
iews
m
en
tio
n
ed
th
eir
a
p
p
r
ec
iatio
n
o
f
th
e
s
u
p
p
o
r
t
p
r
o
v
id
ed
in
ter
m
s
o
f
ad
m
in
is
tr
ativ
e
f
lex
ib
ilit
y
an
d
r
eso
u
r
ce
s
.
Ho
wev
er
,
th
er
e
is
s
till
a
co
n
tin
u
o
u
s
d
em
an
d
f
o
r
im
p
r
o
v
ed
m
u
ltime
d
ia
r
eso
u
r
ce
s
,
d
is
cip
lin
e
-
s
p
ec
if
ic
m
ater
ials
,
an
d
class
r
o
o
m
s
ettin
g
s
f
o
r
in
ter
ac
tiv
e
lear
n
in
g
.
e.
C
h
allen
g
es
(
3
4
m
en
tio
n
s
)
:
k
e
y
ch
allen
g
es
m
en
tio
n
e
d
b
y
th
e
in
ter
v
iewe
es
in
clu
d
e:
i
)
p
r
o
f
ess
o
r
s
’
lim
ited
f
am
iliar
ity
with
s
p
ec
ialized
f
ield
s
lik
e
en
g
in
ee
r
in
g
,
m
e
d
i
cin
e,
o
r
b
u
s
in
ess
;
ii
)
s
tu
d
en
ts
’
in
co
n
s
is
ten
t
E
n
g
lis
h
p
r
o
f
icien
cy
lev
els
;
an
d
iii
)
tim
e
c
o
n
s
tr
ain
ts
in
s
em
ester
s
th
at
r
estrict
in
-
d
ep
th
c
o
v
er
ag
e
o
f
E
SP
to
p
ics.
f.
C
o
llab
o
r
atio
n
(
1
6
m
en
tio
n
s
)
:
in
ter
v
iewe
es
r
ep
o
r
ted
m
in
im
a
l
co
llab
o
r
atio
n
b
etwe
en
lan
g
u
ag
e
in
s
tr
u
cto
r
s
an
d
s
u
b
ject
-
m
atter
ex
p
er
ts
.
Pr
o
f
ess
o
r
s
ex
p
r
ess
ed
a
n
ee
d
f
o
r
team
wo
r
k
to
d
esig
n
ef
f
ec
tiv
e
E
SP
cu
r
r
icu
la
an
d
s
h
ar
e
teac
h
i
n
g
s
tr
ateg
ies.
3
.
2
.
Dis
cus
s
io
n
3
.
2
.
1
.
T
he
ex
t
ent
o
f
E
SP
cult
ure
a
t
t
he
M
o
ro
cc
a
n t
er
t
i
a
ry
lev
el
An
aly
s
is
o
f
th
e
in
ter
v
iews
r
ev
ea
ls
th
at
th
e
Mo
r
o
cc
a
n
t
er
tiar
y
ed
u
ca
tio
n
s
y
s
tem
d
e
m
o
n
s
tr
ates
a
lim
ited
an
d
i
n
co
n
s
is
ten
t
im
p
lem
en
tatio
n
o
f
E
SP
.
W
h
ile
th
er
e
is
ev
id
en
ce
o
f
s
o
m
e
alig
n
m
en
t
with
E
S
P
p
r
in
cip
les,
th
e
en
v
ir
o
n
m
en
t
is
f
ar
f
r
o
m
r
ef
lectin
g
a
co
m
p
r
eh
en
s
iv
e
o
r
d
ee
p
ly
em
b
ed
d
ed
E
SP
cu
ltu
r
e.
T
h
e
in
f
e
r
en
ce
s
d
r
awn
f
r
o
m
t
h
e
d
o
cu
m
en
ts
’
an
aly
s
is
r
esu
lt
s
,
n
am
ely
th
e
d
is
p
ar
ity
b
etwe
en
o
p
en
-
ac
ce
s
s
an
d
lim
ited
-
ac
ce
s
s
in
s
titu
tio
n
s
,
lo
w
E
n
g
lis
h
lev
el,
an
d
th
e
p
r
o
b
lem
o
f
m
u
ltid
is
cip
lin
ar
y
i
n
s
titu
tio
n
s
,
ar
e
all
v
alid
ated
b
y
th
e
in
ter
v
iewe
es.
Ap
ar
t
f
r
o
m
th
is
,
co
n
t
r
ar
y
to
wh
at
was
d
escr
ib
ed
p
r
ev
i
o
u
s
ly
in
t
h
is
s
tu
d
y
as
a
n
en
v
ir
o
n
m
en
t
o
f
E
SP
cu
ltu
r
e,
it
s
ee
m
s
th
at
well
-
estab
lis
h
ed
E
SP
p
r
o
g
r
am
s
th
at
s
p
a
n
m
u
ltip
le
s
em
ester
s
to
co
v
er
all
asp
ec
ts
o
f
E
SP
ar
e
la
r
g
ely
a
b
s
en
t.
I
n
s
o
m
e
ca
s
es,
s
t
u
d
en
ts
d
o
n
o
t
s
tar
t
E
n
g
lis
h
lan
g
u
ag
e
class
es
u
n
til
th
e
m
aster
’
s
lev
el,
r
esu
ltin
g
in
a
th
r
ee
-
y
ea
r
g
a
p
b
etwe
en
h
i
g
h
s
ch
o
o
l
an
d
g
r
ad
u
ate
s
ch
o
o
l
in
th
eir
ex
p
o
s
u
r
e
to
E
n
g
lis
h
d
u
r
in
g
th
eir
u
n
d
e
r
g
r
ad
u
ate
s
tu
d
ies.
H
o
wev
er
,
th
er
e
ar
e
s
o
m
e
e
f
f
o
r
ts
in
s
o
m
e
in
s
titu
tio
n
s
to
im
p
lem
en
t E
SP
co
u
r
s
es st
ar
tin
g
f
r
o
m
th
e
u
n
d
er
g
r
ad
u
ate
lev
e
l.
An
o
th
er
p
o
in
t
th
at
r
e
f
lects
a
l
ac
k
o
f
E
SP
cu
ltu
r
e
is
th
at
alt
h
o
u
g
h
E
n
g
lis
h
in
s
tr
u
cto
r
s
d
e
m
o
n
s
tr
ated
g
r
ea
t
awa
r
en
ess
o
f
E
SP
a
n
d
willin
g
n
ess
to
ef
f
ec
tiv
ely
im
p
lem
en
t
it
i
n
all
i
n
s
titu
tio
n
s
,
o
th
er
s
tak
eh
o
ld
er
s
,
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t
J
E
v
al
&
R
es E
d
u
c
I
SS
N:
2252
-
8
8
2
2
E
n
g
lis
h
fo
r
s
p
ec
ific p
u
r
p
o
s
es c
u
ltu
r
e
in
Mo
r
o
cc
a
n
h
i
g
h
er e
d
u
ca
tio
n
:
r
ea
liti
es a
n
d
…
(
A
yo
u
b
I
s
ma
ili A
la
o
u
i
)
1811
ac
co
r
d
in
g
to
th
e
in
ter
v
iewe
es,
m
ay
n
o
t
s
ee
it
as
a
cr
itical
i
s
s
u
e.
I
t
s
ee
m
s
th
at
th
er
e
is
a
co
m
m
o
n
p
r
ec
o
n
ce
iv
e
d
id
ea
th
at
E
n
g
lis
h
lan
g
u
a
g
e
c
o
u
r
s
es
ar
e
m
er
e
g
en
e
r
al
ed
u
c
atio
n
s
lo
t
-
f
iller
s
in
n
o
n
-
E
n
g
li
s
h
m
ajo
r
cu
r
r
ic
u
la.
As
a
r
esu
lt,
o
th
er
s
tak
eh
o
ld
er
s
m
ay
n
o
t
ef
f
ec
tiv
ely
co
llab
o
r
ate
with
E
n
g
lis
h
teac
h
er
s
to
i
m
p
r
o
v
e
th
e
s
tate
o
f
E
n
g
lis
h
lan
g
u
a
g
e
teac
h
in
g
in
th
ese
in
s
titu
tio
n
s
.
T
h
er
ef
o
r
e
,
i
n
s
tr
u
cto
r
s
o
f
ten
m
ak
e
i
n
d
iv
id
u
al
ef
f
o
r
ts
to
tailo
r
th
eir
teac
h
in
g
to
s
tu
d
e
n
ts
’
p
r
o
f
ess
io
n
al
an
d
ac
ad
e
m
ic
n
ee
d
s
,
in
clu
d
in
g
c
o
n
d
u
ctin
g
in
f
o
r
m
al
n
ee
d
s
an
aly
s
es
an
d
in
co
r
p
o
r
atin
g
d
is
cip
lin
e
-
s
p
ec
if
ic
ter
m
in
o
lo
g
y
,
wh
ich
is
an
ad
d
itio
n
al
b
u
r
d
en
.
I
n
f
ac
t
,
B
astu
r
k
m
en
[
1
9
]
an
d
Yig
ito
g
lu
[
2
9
]
af
f
ir
m
e
d
t
h
at
d
esig
n
in
g
a
n
E
SP
co
u
r
s
e
i
s
a
d
em
an
d
in
g
task
f
o
r
teac
h
e
r
s
,
as
th
ey
h
av
e
to
in
v
esti
g
ate
lear
n
er
s
’
n
ee
d
s
b
e
f
o
r
eh
a
n
d
.
T
h
is
alig
n
s
with
f
in
d
in
g
s
f
r
o
m
A
h
m
ed
[
3
0
]
,
wh
e
r
e
h
e
e
x
p
lain
ed
th
at
th
e
r
esp
o
n
s
ib
ilit
ies o
f
teac
h
er
s
o
f
E
SP
wer
e
m
o
r
e
co
m
p
le
x
a
n
d
d
em
a
n
d
in
g
th
an
t
h
o
s
e
o
f
GE
teac
h
er
s
.
Ad
d
in
g
an
o
t
h
er
lay
er
o
f
in
s
ig
h
t
co
n
ce
r
n
in
g
th
e
co
m
p
lex
it
y
o
f
E
SP
teac
h
er
s
’
task
s
,
th
e
in
t
er
v
iewe
es
r
ep
o
r
ted
t
h
at
th
e
b
u
r
d
e
n
o
f
tailo
r
in
g
th
eir
teac
h
i
n
g
to
th
e
s
tu
d
en
ts
’
n
ee
d
s
b
ec
am
e
m
o
r
e
p
r
o
n
o
u
n
ce
d
i
n
m
u
ltid
is
cip
lin
ar
y
in
s
titu
tio
n
s
.
I
n
ca
s
e
th
e
in
s
titu
tio
n
s
en
co
m
p
ass
m
an
y
d
i
f
f
er
en
t
d
is
cip
lin
e
s
,
it
wo
u
ld
b
e
h
a
r
d
f
o
r
,
s
ay
,
o
n
e
E
n
g
lis
h
p
r
o
f
ess
o
r
wh
o
is
teac
h
in
g
class
es
f
r
o
m
m
u
ltip
le
d
ep
ar
tm
e
n
ts
,
to
c
o
n
d
u
ct
a
s
y
s
tem
atic
n
ee
d
s
an
aly
s
is
in
all
th
e
d
if
f
er
en
t
d
ep
a
r
tm
en
ts
an
d
d
esig
n
an
E
SP
co
u
r
s
e
f
o
r
ea
c
h
d
ep
ar
tm
en
t.
All
o
f
t
h
is
in
d
icate
s
th
at
wh
ile
an
in
ter
est
in
E
SP
ex
is
ts
at
th
e
ter
tiar
y
lev
el,
it
is
n
o
t
f
u
lly
r
e
alize
d
in
p
r
ac
tice.
T
h
e
Un
iv
e
r
s
ity
o
f
Sid
i
Mo
h
a
m
ed
B
en
A
b
d
ellah
’
s
ter
tiar
y
ed
u
ca
tio
n
s
y
s
tem
th
u
s
e
x
h
ib
it
s
an
em
er
g
in
g
b
u
t
f
r
ag
m
en
te
d
E
SP
en
v
ir
o
n
m
en
t,
s
h
ap
ed
m
o
r
e
b
y
in
d
iv
i
d
u
al
ef
f
o
r
ts
th
an
in
s
titu
tio
n
al
co
m
m
itm
en
t.
3
.
2
.
2
.
O
bs
t
a
cles hind
er
ing
t
h
e
g
ro
wt
h o
f
a
n E
SP
cult
ure
T
h
e
g
r
o
wth
o
f
E
SP
cu
ltu
r
e
in
Mo
r
o
cc
an
u
n
i
v
er
s
ities
is
h
in
d
er
ed
b
y
s
ev
er
al
c
h
allen
g
es.
On
e
o
f
th
e
m
o
s
t
cr
itical
ch
allen
g
es
is
th
e
lack
o
f
s
p
ec
ialized
tr
ain
in
g
f
o
r
E
n
g
lis
h
in
s
tr
u
cto
r
s
.
M
o
s
t
p
r
o
f
ess
o
r
s
teac
h
in
g
E
SP
h
av
e
ac
ad
em
ic
b
ac
k
g
r
o
u
n
d
s
in
GE
o
r
liter
atu
r
e;
th
er
e
f
o
r
e,
th
e
y
m
ig
h
t
n
o
t
h
av
e
a
n
y
ex
p
er
ien
ce
i
n
th
e
tech
n
ical
o
r
p
r
o
f
ess
io
n
al
f
iel
d
s
th
ey
ar
e
e
x
p
ec
ted
t
o
teac
h
.
T
h
is
co
r
r
esp
o
n
d
s
with
E
lim
ad
i
f
in
d
i
n
g
s
[
3
1
]
,
wh
er
e
s
h
e
h
ig
h
lig
h
ted
th
e
s
ca
r
city
o
f
q
u
alif
ied
teac
h
er
s
as
a
m
ajo
r
ch
allen
g
e
f
ac
in
g
teac
h
in
g
E
SP
in
Mo
r
o
cc
o
.
T
h
e
g
ap
in
e
x
p
er
tis
e
lim
its
E
SP
in
s
tr
u
cto
r
s
’
ab
ilit
y
to
d
esig
n
an
d
d
eliv
e
r
ef
f
ec
t
iv
e
co
u
r
s
es,
wh
ich
m
ak
es
it
d
if
f
icu
lt
to
ca
ter
to
th
e
s
p
ec
if
ic
n
ee
d
s
o
f
s
tu
d
en
ts
in
f
ield
s
s
u
ch
as
m
ed
icin
e,
en
g
in
ee
r
i
n
g
,
o
r
b
u
s
in
ess
.
T
h
is
alig
n
s
with
f
i
n
d
in
g
s
f
r
o
m
Ak
h
ajam
[
3
2
]
,
wh
er
e
all
th
e
in
s
tr
u
cto
r
s
h
e
in
ter
v
iewe
d
lack
e
d
f
o
r
m
al
tr
ain
in
g
in
E
SP
an
d
p
r
e
f
er
r
ed
to
teac
h
GE
.
An
o
th
er
ch
allen
g
e
is
th
e
wid
e
g
ap
in
s
tu
d
en
ts
’
E
n
g
lis
h
p
r
o
f
icien
cy
lev
els.
Ma
n
y
s
tu
d
en
ts
en
ter
u
n
iv
er
s
ity
with
lim
ited
e
x
p
o
s
u
r
e
to
E
n
g
lis
h
,
wh
ile
o
th
er
s
m
ay
h
av
e
s
tr
o
n
g
f
o
u
n
d
ati
o
n
al
s
k
ills
.
T
h
is
is
co
n
s
is
ten
t
with
f
in
d
in
g
s
f
r
o
m
th
e
liter
atu
r
e
in
th
e
Mo
r
o
cc
an
co
n
tex
t,
wh
er
e
th
e
r
a
n
g
e
o
f
la
n
g
u
ag
e
p
r
o
f
icien
c
y
lev
els
o
f
s
tu
d
e
n
ts
was
s
ee
n
t
o
cr
ea
te
a
s
ig
n
if
ica
n
t
d
if
f
icu
lt
y
f
o
r
in
s
tr
u
ct
o
r
s
[
3
3
]
.
At
th
e
in
ter
n
atio
n
al
le
v
el,
m
an
y
s
tu
d
ies
h
i
g
h
lig
h
ted
lo
w
E
n
g
lis
h
lev
els
as
a
p
r
o
b
lem
th
at
cr
ip
p
led
ef
f
ec
tiv
e
E
SP
im
p
lem
en
tatio
n
.
Fo
r
in
s
tan
ce
,
a
s
tu
d
y
in
Vietn
am
e
s
e
u
n
iv
er
s
ities
id
en
tifie
d
h
o
w
d
if
f
er
en
t
E
n
g
lis
h
p
r
o
f
icien
cy
lev
els
in
th
e
s
am
e
u
n
iv
er
s
ity
im
p
ac
te
d
th
e
teac
h
i
n
g
o
f
E
SP
,
r
ep
o
r
tin
g
th
at
s
tu
d
en
ts
f
r
o
m
lan
g
u
ag
e
d
ep
ar
tm
en
ts
ten
d
ed
to
h
av
e
a
h
ig
h
er
lev
el
o
f
E
n
g
lis
h
co
m
p
ar
ed
with
s
tu
d
en
ts
f
r
o
m
tech
n
ical
an
d
s
o
cial
d
ep
ar
tm
en
ts
[
3
4
]
.
Als
o
,
th
e
s
tu
d
y
g
av
e
atten
tio
n
to
h
o
w
s
tu
d
en
ts
’
b
ac
k
g
r
o
u
n
d
s
a
f
f
ec
ted
th
e
tea
ch
in
g
o
f
E
SP
,
h
ig
h
lig
h
tin
g
th
a
t
s
tu
d
en
ts
f
r
o
m
th
e
s
u
b
u
r
b
s
ten
d
ed
t
o
h
a
v
e
a
lo
w
E
n
g
lis
h
lev
el
in
co
m
p
ar
is
o
n
with
th
o
s
e
wh
o
ca
m
e
f
r
o
m
b
i
g
cities
[
3
4
]
.
A
n
o
th
e
r
s
tu
d
y
in
C
h
in
a
a
n
aly
ze
d
t
h
e
ch
allen
g
es
f
ac
ed
i
n
th
e
d
ev
el
o
p
m
en
t
a
n
d
p
r
ac
tice
o
f
an
E
n
g
lis
h
f
o
r
in
d
u
s
tr
ial
d
esig
n
co
u
r
s
e
at
t
h
e
Sin
o
-
G
er
m
an
I
n
s
titu
te
o
f
I
n
d
u
s
tr
ial
Desig
n
.
T
h
e
s
tu
d
y
f
o
u
n
d
t
h
at
th
e
f
ir
s
t
m
ajo
r
ch
allen
g
e
was
th
e
v
ar
iatio
n
s
in
s
tu
d
en
ts
’
p
r
o
f
icien
c
y
lev
el
.
T
h
is
led
t
o
h
a
v
in
g
d
if
f
er
e
n
t
E
n
g
lis
h
lan
g
u
ag
e
lev
els
in
th
e
s
am
e
E
SP
co
u
r
s
e,
wh
ich
m
ad
e
it
d
if
f
icu
lt
f
o
r
teac
h
er
s
to
teac
h
an
d
t
h
er
ef
o
r
e
af
f
ec
te
d
th
e
lear
n
in
g
o
u
tco
m
es
[
3
5
]
.
Hete
r
o
g
en
eo
u
s
E
n
g
lis
h
p
r
o
f
icien
c
y
was
also
d
etec
ted
as
a
ch
allen
g
e
th
at
n
o
v
ice
E
SP
teac
h
er
s
f
ac
ed
in
I
n
d
o
n
esia
[
3
6
]
.
T
h
is
h
eter
o
g
en
eity
f
o
r
ce
d
p
r
o
f
ess
o
r
s
to
p
r
io
r
itize
GE
in
s
tr
u
ctio
n
,
o
f
ten
at
th
e
ex
p
en
s
e
o
f
s
p
ec
ialized
co
n
ten
t.
R
etu
r
n
in
g
to
t
h
e
r
esu
lts
p
r
ese
n
ted
in
th
e
d
o
c
u
m
en
t
a
n
aly
s
is
s
ec
tio
n
,
an
d
b
ased
o
n
th
e
i
n
ter
v
iewe
es
’
r
esp
o
n
s
es,
th
e
wid
e
v
ar
iatio
n
in
s
tu
d
en
ts
’
p
r
o
f
icien
cy
le
v
e
ls
was
in
d
ee
d
th
e
r
ea
s
o
n
b
eh
i
n
d
r
eso
r
tin
g
to
GE
co
u
r
s
es,
esp
ec
ially
in
o
p
en
a
cc
ess
in
s
titu
tio
n
s
,
wh
er
e
s
o
m
e
s
tu
d
en
ts
,
ac
co
r
d
in
g
to
s
o
m
e
in
ter
v
iewe
es,
h
a
d
an
o
th
er
f
o
r
eig
n
lan
g
u
ag
e
in
h
ig
h
s
ch
o
o
l,
an
d
n
o
w
wer
e
lear
n
in
g
E
n
g
lis
h
f
o
r
th
e
f
ir
s
t
tim
e.
I
t
is
r
ec
u
r
r
en
t
in
th
e
liter
atu
r
e
th
at
E
SP
co
u
r
s
es
ar
e
m
ea
n
t
f
o
r
s
tu
d
en
ts
wh
o
h
av
e
at
least
s
o
m
e
b
asic
k
n
o
wled
g
e
o
f
E
n
g
lis
h
.
Fo
r
in
s
tan
ce
,
in
th
eir
v
ar
iab
le
ch
ar
ac
ter
is
tics
o
f
E
SP
,
b
o
th
Stre
v
en
s
[
3
7
]
an
d
Du
d
ley
-
E
v
an
s
an
d
J
o
h
n
[
3
8
]
ag
r
ee
d
th
at
E
SP
ass
u
m
es
th
at
lear
n
er
s
h
av
e
s
o
m
e
lev
el
o
f
E
n
g
lis
h
p
r
o
f
icien
cy
.
Alth
o
u
g
h
it
is
ju
s
t
a
v
ar
iab
le
ch
ar
ac
ter
is
tic
o
f
E
SP
,
m
ea
n
in
g
th
at
it
is
n
o
t
an
ab
s
o
lu
te
r
eq
u
ir
em
en
t
f
o
r
a
co
u
r
s
e
to
b
e
q
u
alif
ied
as
E
SP
,
it seem
s
f
r
o
m
th
ese
p
r
ev
i
o
u
s
ly
m
en
tio
n
ed
s
tu
d
ies th
at
th
is
p
r
o
b
lem
h
ea
v
ily
im
p
ac
ts
E
SP
ef
f
ec
tiv
en
ess
.
T
im
e
co
n
s
tr
ain
ts
f
u
r
th
er
ad
d
t
o
th
e
is
s
u
e
b
ec
au
s
e
s
h
o
r
t
s
em
ester
s
an
d
lim
ited
wee
k
ly
teac
h
in
g
h
o
u
r
s
d
o
n
o
t
allo
w
f
o
r
in
-
d
ep
th
ex
p
lo
r
atio
n
o
f
E
SP
to
p
ics.
R
es
o
u
r
ce
lim
itatio
n
also
p
lay
s
a
cr
u
cial
r
o
le
in
th
e
g
r
o
wth
o
f
E
SP
.
Ma
n
y
in
s
titu
tio
n
s
lack
in
f
r
astru
ctu
r
e
,
s
u
ch
as
m
u
ltime
d
ia
class
r
o
o
m
s
an
d
d
is
cip
lin
e
-
r
elate
d
m
ater
ials
,
th
at
ar
e
n
ec
ess
ar
y
to
s
u
p
p
o
r
t
s
p
ec
ialized
lear
n
i
n
g
.
T
h
is
is
r
ef
lecte
d
in
wh
at
was
f
o
u
n
d
in
th
e
liter
atu
r
e
[
3
9
]
.
I
n
a
d
d
itio
n
t
o
th
e
lack
o
f
r
eso
u
r
ce
s
,
th
e
a
b
s
en
ce
o
f
co
llab
o
r
atio
n
b
etwe
en
l
an
g
u
ag
e
i
n
s
tr
u
cto
r
s
an
d
o
th
er
ex
p
e
r
ts
f
u
r
t
h
er
u
n
d
er
m
in
es
ef
f
o
r
ts
to
cr
ea
te
r
elev
an
t
E
SP
cu
r
r
icu
la.
T
h
is
is
b
ec
au
s
e
with
o
u
t
th
ese
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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2
2
5
2
-
8
8
2
2
I
n
t
J
E
v
al
&
R
es E
d
u
c
,
Vo
l
.
15
,
No
.
2
,
Ap
r
il
20
2
6
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1
8
0
4
-
1
8
1
5
1812
p
ar
tn
er
s
h
ip
s
,
p
r
o
f
ess
o
r
s
ar
e
o
f
ten
lef
t
to
d
esig
n
co
u
r
s
es
o
n
t
h
eir
o
wn
,
wh
ich
ca
n
b
e
a
ch
allen
g
in
g
task
.
T
h
ese
f
in
d
in
g
s
alig
n
with
o
th
e
r
s
tu
d
i
es
o
n
th
e
E
SP
s
itu
atio
n
in
Mo
r
o
cc
an
h
ig
h
er
ed
u
ca
tio
n
[
3
1
]
,
[
3
2
]
.
I
n
s
u
m
,
all
o
f
th
ese
af
o
r
em
en
tio
n
ed
c
h
allen
g
es
ex
p
o
s
e
th
e
g
ap
s
th
at
h
i
n
d
er
th
e
estab
lis
h
m
en
t
o
f
a
r
o
b
u
s
t
E
SP
cu
ltu
r
e
at
th
e
Mo
r
o
cc
an
ter
tiar
y
lev
el.
T
h
er
ef
o
r
e,
th
e
e
x
is
tin
g
en
v
i
r
o
n
m
e
n
t,
wh
ile
it
h
as
p
o
te
n
tial,
r
eq
u
ir
es
m
o
r
e
ef
f
ec
tiv
e
in
ter
v
en
tio
n
s
to
o
v
er
c
o
m
e
th
e
s
e
o
b
s
tacle
s
.
3
.
2
.
3
.
I
m
pli
ca
t
io
ns
f
o
r
t
he
s
t
a
t
e
o
f
E
SP
in M
o
ro
cc
a
n hig
her
educa
t
io
n
T
h
e
f
in
d
in
g
s
r
e
v
ea
l
th
e
n
ee
d
f
o
r
a
s
tr
ateg
ic
an
d
h
o
lis
tic
ap
p
r
o
ac
h
to
im
p
r
o
v
e
th
e
s
itu
atio
n
o
f
E
SP
in
Sid
i
Mo
h
am
ed
B
en
Ab
d
ellah
Un
iv
er
s
ity
.
T
h
e
in
s
titu
tio
n
s
h
o
u
ld
tak
e
in
to
co
n
s
id
er
atio
n
ce
r
tain
r
ef
o
r
m
s
in
o
r
d
er
to
b
u
ild
a
m
o
r
e
s
u
s
tain
ab
le
E
SP
cu
ltu
r
e
a
n
d
p
r
o
v
id
e
th
e
s
tu
d
en
ts
with
m
o
r
e
ef
f
e
ctiv
e
E
SP
co
u
r
s
es.
First,
th
er
e
s
h
o
u
ld
b
e
m
o
r
e
f
o
cu
s
o
n
th
e
d
ev
el
o
p
m
en
t
o
f
a
s
tan
d
ar
d
ized
E
SP
f
r
a
m
ewo
r
k
th
at
p
r
o
v
id
es
clea
r
g
u
id
elin
es
f
o
r
co
u
r
s
e
d
esig
n
,
n
ee
d
s
an
aly
s
is
,
a
n
d
ass
ess
m
en
t.
T
h
is
wo
u
ld
g
u
ar
a
n
tee
a
co
n
s
is
ten
t
an
d
ef
f
ec
tiv
e
im
p
lem
en
tatio
n
o
f
E
SP
p
r
i
n
c
ip
les
ac
r
o
s
s
in
s
titu
tio
n
s
.
Ho
wev
er
,
th
is
ca
n
n
o
t
b
e
ac
h
iev
ed
with
o
u
t
tr
ai
n
in
g
p
r
o
g
r
a
m
s
f
o
r
E
n
g
lis
h
p
r
o
f
ess
o
r
s
s
in
ce
s
u
ch
tr
ain
in
g
is
cr
u
cial
to
f
ill
th
e
g
ap
in
tech
n
ic
al
an
d
p
r
o
f
ess
io
n
al
k
n
o
wled
g
e
th
at
p
r
o
f
ess
o
r
s
m
ig
h
t
h
a
v
e.
B
y
eq
u
i
p
p
in
g
in
s
t
r
u
cto
r
s
with
th
e
n
ee
d
ed
ex
p
e
r
tis
e
to
teac
h
E
SP
,
th
e
u
n
iv
er
s
ity
ca
n
im
p
r
o
v
e
t
h
e
q
u
ality
an
d
r
elev
an
ce
o
f
E
SP
co
u
r
s
es.
I
n
ad
d
itio
n
,
th
i
s
wo
u
ld
p
r
o
v
i
d
e
th
e
u
n
iv
er
s
ity
with
a
ca
d
r
e
o
f
E
n
g
lis
h
teac
h
er
s
s
p
ec
ialized
i
n
d
if
f
er
en
t
f
ield
s
,
an
d
wh
o
co
u
ld
b
e
d
ep
lo
y
ed
wh
en
ev
er
t
h
er
e
is
a
n
ee
d
i
n
a
ce
r
tain
i
n
s
titu
tio
n
with
in
th
e
u
n
iv
e
r
s
ity
.
An
o
th
e
r
asp
e
ct
is
co
llab
o
r
atio
n
b
etwe
en
lan
g
u
a
g
e
in
s
tr
u
cto
r
s
an
d
ex
p
e
r
ts
f
r
o
m
d
if
f
er
en
t
f
ie
ld
s
,
wh
o
s
h
o
u
ld
b
e
e
n
co
u
r
ag
e
d
to
wo
r
k
to
g
eth
er
an
d
d
e
v
elo
p
c
o
u
r
s
es
th
at
r
ef
le
ct
th
e
d
em
an
d
s
o
f
t
h
e
d
if
f
e
r
en
t
p
r
o
f
ess
io
n
al
f
ield
s
.
Mo
r
eo
v
e
r
,
in
o
r
d
er
t
o
en
s
u
r
e
th
at
th
e
cu
r
r
icu
lu
m
m
ee
ts
s
tu
d
en
ts
’
ac
ad
em
ic
an
d
ca
r
ee
r
n
ee
d
s
,
s
y
s
tem
atic
n
ee
d
s
an
aly
s
es
s
h
o
u
ld
b
ec
o
m
e
a
p
ar
t o
f
E
SP
co
u
r
s
e
p
lan
n
in
g
.
An
o
th
er
ar
ea
f
o
r
im
p
r
o
v
em
en
t
is
th
e
r
eso
u
r
ce
s
p
r
o
v
i
d
e
d
,
s
o
th
e
u
n
iv
e
r
s
ity
s
h
o
u
ld
in
v
est
in
m
u
ltime
d
ia
to
o
ls
,
in
ter
ac
tiv
e
class
r
o
o
m
s
,
an
d
teac
h
in
g
m
ater
ials
th
at
E
SP
clas
s
es
n
ee
d
to
cr
ea
te
a
n
en
v
ir
o
n
m
en
t
s
u
itab
le
f
o
r
s
p
ec
i
alize
d
lear
n
in
g
.
Fin
ally
,
in
ter
m
s
o
f
th
e
c
u
ltu
r
al
lev
el,
p
r
o
m
o
tin
g
awa
r
en
ess
o
f
E
SP
as
a
s
ig
n
if
ican
t
p
ar
t
o
f
h
ig
h
er
e
d
u
ca
tio
n
is
v
ital.
T
o
ac
h
iev
e
th
is
,
p
o
licy
m
a
k
er
s
,
ad
m
in
is
tr
ato
r
s
,
an
d
ed
u
ca
to
r
s
m
u
s
t
r
ec
o
g
n
ize
th
e
v
alu
e
o
f
E
SP
in
p
r
ep
ar
in
g
s
tu
d
en
ts
f
o
r
d
if
f
er
en
t
ac
ad
em
i
c
an
d
p
r
o
f
ess
io
n
al
ch
allen
g
es.
I
n
c
o
n
clu
s
io
n
,
wh
i
le
th
e
Mo
r
o
cc
a
n
ter
tiar
y
e
d
u
c
atio
n
s
y
s
tem
h
as
m
ad
e
ef
f
o
r
ts
to
en
g
a
g
e
with
th
e
teac
h
in
g
o
f
E
n
g
lis
h
in
n
o
n
-
m
ajo
r
E
n
g
lis
h
d
is
cip
lin
es
at
th
e
ter
tiar
y
lev
el,
m
ajo
r
g
ap
s
ex
is
t
in
th
e
im
p
lem
en
tatio
n
o
f
a
n
ef
f
ec
tiv
e
E
SP
ap
p
r
o
ac
h
.
Ad
d
r
ess
in
g
th
e
ch
allen
g
es th
r
o
u
g
h
in
s
titu
tio
n
al,
cu
r
r
ic
u
lar
,
an
d
cu
ltu
r
al
r
ef
o
r
m
s
is
cr
u
cial
in
b
u
ild
in
g
an
ef
f
ec
tiv
e
E
SP
c
u
ltu
r
e
th
at
m
ee
ts
th
e
s
tu
d
e
n
t
s
’
n
ee
d
s
in
h
ig
h
er
ed
u
ca
tio
n
.
4.
CO
NCLU
SI
O
N
B
ased
o
n
th
e
f
in
d
i
n
g
s
o
f
t
h
is
s
tu
d
y
,
two
c
o
n
clu
s
io
n
s
ca
n
b
e
d
r
awn
th
at
ar
e
alig
n
ed
with
t
h
e
r
esear
ch
q
u
esti
o
n
s
.
Firstl
y
,
it
ca
n
b
e
c
o
n
clu
d
e
d
th
at
th
er
e
is
n
o
s
tr
o
n
g
E
SP
cu
ltu
r
e
at
Sid
i
Mo
h
a
m
ed
B
en
Ab
d
ellah
Un
iv
er
s
ity
.
T
h
e
E
SP
p
r
ac
tice
s
p
r
esen
ted
in
th
is
s
tu
d
y
ar
e
n
o
t
u
n
if
o
r
m
ac
r
o
s
s
in
s
titu
ti
o
n
s
an
d
d
e
p
en
d
to
a
g
r
ea
t
d
eg
r
ee
o
n
th
e
in
itiativ
e
o
f
in
d
iv
id
u
al
in
s
tr
u
cto
r
s
r
ath
er
th
an
b
ein
g
p
a
r
t
o
f
a
s
tan
d
ar
d
ized
o
r
s
y
s
tem
atic
f
r
am
ewo
r
k
.
I
n
s
o
m
e
ca
s
es,
i
n
s
tr
u
cto
r
s
s
u
cc
ess
f
u
lly
in
teg
r
ate
E
SP
elem
en
ts
b
y
f
o
c
u
s
in
g
o
n
f
ield
-
s
p
ec
if
ic
co
m
m
u
n
icatio
n
s
k
ills
,
s
u
ch
as
wr
itin
g
r
esear
ch
p
ap
er
s
o
r
p
r
ep
ar
in
g
p
r
o
f
ess
io
n
al
p
r
esen
tatio
n
s
.
Yet,
th
e
b
len
d
in
g
o
f
GE
with
E
SP
r
em
ain
s
co
m
m
o
n
p
r
ac
tice.
I
n
s
u
m
m
ar
y
,
wh
ile
th
er
e
is
r
ec
o
g
n
itio
n
am
o
n
g
p
r
ac
titi
o
n
er
s
o
f
th
e
im
p
o
r
tan
c
e
o
f
th
e
E
n
g
lis
h
lan
g
u
a
g
e,
th
i
s
r
ec
o
g
n
itio
n
d
o
es
n
o
t
s
ee
m
t
o
ex
ten
d
t
o
th
e
lev
el
th
at
p
r
o
m
p
ts
d
ec
is
io
n
-
m
a
k
er
s
to
g
iv
e
atten
tio
n
to
cr
itical
d
et
ails
lik
e
a
s
y
s
tem
at
ic
im
p
lem
en
tatio
n
o
f
an
E
SP
cu
r
r
icu
lu
m
.
Seco
n
d
ly
,
t
h
e
f
i
n
d
in
g
s
r
ev
ea
l
th
at
th
e
r
e
ar
e
m
an
y
o
b
s
tacle
s
h
in
d
er
in
g
th
e
g
r
o
wth
o
f
a
n
E
SP
cu
ltu
r
e.
T
h
ese
ca
n
b
e
s
u
m
m
ar
ized
as
a
lack
o
f
s
p
ec
ialized
tr
ain
in
g
f
o
r
E
n
g
lis
h
i
n
s
tr
u
cto
r
s
,
a
lack
o
f
co
llab
o
r
atio
n
b
etwe
en
E
n
g
lis
h
in
s
tr
u
cto
r
s
an
d
n
o
n
-
lin
g
u
is
tic
s
u
b
ject
in
s
tr
u
cto
r
s
,
a
wid
e
d
is
cr
ep
an
cy
am
o
n
g
s
tu
d
en
ts
’
E
n
g
lis
h
p
r
o
f
icien
cy
l
ev
els,
tim
e
co
n
s
tr
ain
ts
,
an
d
a
l
ac
k
o
f
r
eso
u
r
ce
s
an
d
m
ater
ials
.
B
ased
o
n
th
ese
two
co
n
clu
s
io
n
s
,
th
e
s
tu
d
y
h
as h
ig
h
lig
h
ted
t
h
e
f
o
llo
win
g
im
p
licatio
n
s
: th
e
r
e
is
a
n
ee
d
to
p
r
o
m
o
te
awa
r
e
n
ess
o
f
E
S
P
as
a
s
ig
n
if
ican
t
p
ar
t
o
f
h
i
g
h
er
e
d
u
ca
tio
n
,
to
d
ev
elo
p
a
s
tan
d
ar
d
ized
E
SP
f
r
am
ewo
r
k
a
n
d
co
n
d
u
ct
s
y
s
tem
atic
n
ee
d
s
an
aly
s
is
,
to
o
f
f
er
tr
ain
in
g
p
r
o
g
r
am
s
f
o
r
E
n
g
lis
h
p
r
o
f
ess
o
r
s
,
an
d
t
o
f
o
s
ter
a
cu
ltu
r
e
o
f
co
llab
o
r
ati
o
n
b
etwe
en
lan
g
u
ag
e
in
s
tr
u
ct
o
r
s
an
d
ex
p
er
ts
f
r
o
m
d
if
f
e
r
en
t
f
ield
s
.
As
f
u
tu
r
e
r
esear
ch
r
ec
o
m
m
e
n
d
atio
n
s
,
th
i
s
s
tu
d
y
en
co
u
r
a
g
es
r
esear
ch
er
s
to
ex
am
in
e
E
SP
as
a
cu
ltu
r
al
co
m
p
o
n
en
t
with
in
h
ig
h
er
ed
u
ca
tio
n
al
in
s
titu
tio
n
s
.
Ap
p
r
o
ac
h
in
g
E
SP
f
r
o
m
th
is
an
g
le
will
m
ak
e
r
esear
ch
er
s
m
o
v
e
b
ey
o
n
d
m
er
ely
id
en
tify
in
g
o
b
s
tacle
s
th
at
h
a
m
p
er
e
f
f
ec
tiv
e
E
SP
im
p
lem
e
n
tatio
n
to
ex
p
l
o
r
in
g
h
o
w
th
e
in
s
titu
tio
n
’
s
m
in
d
s
et
an
d
s
tr
u
ctu
r
e
s
h
ap
e
E
SP
s
u
s
tain
ab
ilit
y
,
as
well
as
co
n
s
id
er
in
g
s
tr
ateg
ies
to
f
o
s
ter
a
s
tr
o
n
g
E
SP
cu
ltu
r
e
th
at
r
em
ain
s
r
o
b
u
s
t o
v
er
tim
e.
Evaluation Warning : The document was created with Spire.PDF for Python.
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Mo
r
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1813
F
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C
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DATA AV
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esear
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ticip
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ts
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estrictio
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s
.
RE
F
E
R
E
NC
E
S
[
1
]
T.
H
u
t
c
h
i
n
so
n
a
n
d
A
.
W
a
t
e
r
s,
En
g
l
i
sh
f
o
r
s
p
e
c
i
f
i
c
p
u
r
p
o
s
e
s
.
C
a
m
b
r
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g
e
,
U
K
:
C
a
m
b
r
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d
g
e
U
n
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v
e
r
s
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:
1
0
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7
/
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3
3
0
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1
.
[
2
]
K
.
H
y
l
a
n
d
,
“
En
g
l
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s
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p
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s:
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s
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1
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.
[
3
]
A
.
B
o
u
z
i
a
n
e
a
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d
M
.
S
a
o
u
d
i
,
“
T
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e
s
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a
t
u
s
o
f
E
n
g
l
i
s
h
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M
o
r
o
c
c
o
:
l
e
ss
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sp
o
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e
b
a
t
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so
c
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med
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,
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n
g
l
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sh
S
t
u
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e
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t
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BU
,
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