The plague was spread through trade
Askia Muhammad ruled the Songhai Empire in West Africa.
King Sundiata ruled the Mali Empire in West Africa.
Ewuare ruled the Benin Empire in West Africa.
King Ezana ruled the Kingdom of Aksum in East Africa.
The answer is D.
Because that is the lower class.
In this excerpt, the word tension means discomfort. Dr. King is saying that a certain level of discomfort is necessary for growth as a country. The group(s) that have been oppressing the black community are to expect nothing short of discomfort. Facing difficult emotions is the only way that we, as a community, can make any sort of change.
Nations began mobilizing for war