Q. Assertion (A): The Cholas had a conquest of Southeast.
Reason (R): They had developed a very strong fleet.
(a) if A and R both are correct and R is the correct explanation of A
(b) if A and R both are correct but R is not the correct explanation of A
(c) if A is incorrect but R is correct
(d) if A is correct but R is incorrect
Ans: (b) if A and R both are correct but R is not the correct explanation of A