In the Years Since the Nations of Africa Attained Independence

In the years since the nations of Africa attained independence,

A) economic wealth, but not social equality, has been achieved in all of Africa except the Republic of South Africa.
B) most of the governments have not been pluralistic democracies.
C) the goal of economic prosperity has been broadly achieved.
D) social equality has become the norm.
E) communism has taken permanent root in a majority of the nations south of the Sahara.