Which Provides the Strongest Evidence That Eighteenth-Century Slavery Was Based

Which provides the strongest evidence that eighteenth-century slavery was based on race?

A) Slave status depended entirely on the amount of money a person had, and blacks had little money.
B) The status of a person as a slave depended on where the person was born, and being born in Africa made a person a slave.
C) The status of a person as a slave depended entirely on skin color.
D) The status of a person as a slave depended partly on skin color and partly on intelligence.
E) The status of a person as a slave depended entirely on social class.