Answer: the answer is A. he gained wealth and bought a large amount of land
Explanation:
Because they were viewed as property rather then people.
The institutional slavery affected the three main groups of Southerners in the antebellum period/Civil War because the Southerners were mainly angry some were angry because they needed slavery in order for their business to keep on doing better.
Both C and D make sense, I would have to go with C though.