Five of the following are alike in a certain way and hence form a group. Which is not the part of the group?

Study the following information carefully and answer the given Questions: Three teachers and five students A,B,C,D,E,F,G and H are sitting around a square table facing the centre such that four people sit at four corners and rest of them sit between them. They study / teach three subjects,
i.e., Maths, Computers and Accounts. Students sit adjacent to their respective teachers. Each teacher and student studies/ teaches only one subject. (i) H, who is a student, sits at one of the corners. He does not study Computers. (ii) D, a teacher sits opposite to H and teaches Maths to students sitting adjacent to him. (iii) Only one student studies Computers, and is sitting third to the right of the person who teaches Maths. (iv) A is not a teacher and sits at one of the corners. (v) C sits to the immediate left of F. F is not a student. (vi) E sits opposite to
C. B does not study Maths.