Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : In a message to the Indian Labour Journal in November 1933, Jawahar Lal Nehru emphasized that both social and national struggles were basic and that in neither should a compromise be made. Reason R : He urged the working class to play its role in the anti-imperialist struggle. In the light of the above statements, choose the most appropriate answer from the options given below :