Fill in the blank with correct option
The nationalists followed a policy of non-violence to make their ______ successful.

Options

A. a) encounter
B. b) struggle
C. c) politics
D. d) speeches

Explanation

Struggle means a fight in which somebody tries to do or get something when this is difficult. In the given question, the nationalists followed a way of non-violence to successfully fight for their demands. Hence, the struggle is the most appropriate answer.