What Was the Driving Force of Decolonization of the Non-Western

What was the driving force of decolonization of the non-Western world?

A) The growth of national pride and a sense of resentment at being controlled.
B) The rapidly expanding and prosperous economies of Third World countries.
C) The desire to accelerate the growth of Christianity in other countries.
D) The desire to embrace communism and polarization in their countries.
E) The sense of moral superiority that colonies developed after World War II.