Assertion (A): The leadership of the socialist and proletarian revolutions has generally come from the middle classes, not from the working class.
Reason (R): The feeling of frustration, the quest for power, the sense of injustice, and various idealistic aspirations are of greater importance in the formation of a revolutionary than is economic discontent.

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true but R is not a correct explanation of A

C. A is true but R is false

D. A is false but R is true

Answer: Option A