Which statement BEST describes the "Great Migration"?

Responses
A It was a mass movement of political refugees from Asia.It was a mass movement of political refugees from Asia.
B It was a movement of immigrants from eastern and central Europe.It was a movement of immigrants from eastern and central Europe.
C It was a movement of southern African Americans to the West and North.It was a movement of southern African Americans to the West and North.
D It was a mass movement of political refugees from Cuba and Latin America.

C It was a movement of southern African Americans to the West and North.