Assertion (A): The origin of feudal system in ancient India can be traced to military campaigns.
Reason (R): There was considerable expansion of the feudal system during the Gupta period. [2000]
1) Both A and R are true but R is the correct explanation of A
2) Both A and R are true but R is not a correct explanation of A
3) A is true but R is false
4) A is false but R is true
2) Both A and R are true but R is not a correct explanation of A