I believe the correct answer would be A. It is unequal distribution of resources that is not a major factor that would lead to genocide. Genocide is the intentional killing of a group of people. It would be a result due to instability in terms of political and social factors.
I believe A. I am not 100% sure but that is my best guess.
In the early 1900s, African Americans wanted to leave the south because of poor economic conditions (share cropping, etc) and racial discrimination. Slavery had just been abolished in 1865, so people hadn't quite accepted the idea of racial equality. It can be argued that we still haven't.
