Which of the Following Is True of Black Nationalism

Which of the following is true of Black nationalism?

A) It was a reaction to the failed dreams of African Americans.
B) It did not focus on defining what it means to be African American.
C) It called for solidarity and unified action among African Americans.
D) It provided an analysis for the problems of American race relations in the colonial era.
E) It aligned with the civil rights movement's assimilationist goals.