Which of the Following Led to Race-Based Slavery

Which of the following led to race-based slavery?

A) Far more slaves went to North America than to the West Indies.
B) Slavery only was present in the South, so they could get away with discrimination more easily.
C) Color prejudice had been ingrained in the slave trade since its beginnings.
D) No colony ever came to have a majority-slave population.
E) Since the beginning of the slave trade, all slaves could expect a lifetime in bondage.