Consider the following statements:
Assertion: The Nanda dynasty is known as "Sarva-Kshatrantaka" (Destroyers of all Kshatriyas).
Reason: The Nandas expanded their empire through aggressive military campaigns.
1
Both A and R are true, and R is the correct explanation of A.
2
Both A and R are true, but R is not the correct explanation of A.
3
A is true, but R is false.
4
A is false, but R is true.