Mauryan Empire
Assertion (A): Chandragupta Maurya failed in his first campaign against Magadha. Reason (R): He did not begin with the frontiers, but invaded the heart of Magadha.
Both A and R is true and R is the correct explanation of A
A is true but R is false
A is false but R is true
Both A and R is true but R is not a correct explanation of A