1.  a. The chart refers to the percentage of      students in 2002 taking the each     subject.
     b.The chart refers to the percentage of      students in 2002 taking each subject.
    c.The chart refers to the percentage of the students in 2002 taking the each subject.
2.   a. The number of students in Arts and the Science have increased since 2001. 
     b.The number of students in a Arts and the Science have increased since the 2001.
     c. The number of students in Arts and the Science have increased since 2001.
3. a.Chart shows that many students were in the Commerce or Science department in 2002. 
  b. The Chart shows that many students were in the Commerce or Science department in 2002. 
c. Chart shows that many students were in Commerce or Science department in 2002. 
4. a. As shown in chart, total number of students in 2002 was 35000.
b.As shown in chart, the  total number of students in 2002 was 35000.
c.As shown in chart, a total number of students in 2002 was 35000.

Answers

1.b
2.c
3.b
4.b