question_answer

Direction: P, Q, R, S and T are students in a college.

(i) P and Q study both Physics and Chemistry.

(ii) R and S study both Chemistry and Mathematics.

(iii) S and P study both Electronics and Chemistry.

(iv) T and Q study both Mathematics and Electronics.

The pair of students who studies only two subjects are _______.

A)  R-T                             

B)  Q-R             

C)  P-S                             

D)  S-T