How is Pan-Africanism related to Africa in the 1960s?

A. it was no longer necessary following World War II.
B. it accidentally caused the beginning of imperialism.
C. it led to the end of the apartheid system in South Africa.
D. it helped to unify Africans against their colonial situation.

D. it helped to unify Africans against their colonial situation.

which one is correct

D. it helped to unify Africans against their colonial situation.