What was one way that slavery in Africa differed from the institution of slavery in Europe or the United States?
A. Slaves and their descendants were considered the property of the chief of the community or the head of a family.
B. African slaves were often sold by other Africans.
C. Owners of slaves were not allowed to sell the children of their slaves.
D. Slaves were kept, sold, or even treated as trusted associates by their owners.