Which regional quality of the South helps explain why there were more slave owners in the Southern U.S.?

Question

With rocky soil, Southern farms needed more hands to clear land.

With larger cities, Southern farmers spent more time shipping goods.

With richer soil, Southern farms produced more and needed more workers. ***

With less rainfall, Southern farmers needed more hands to build waterways.

Answer 1

I believe that you are correct.

Answer 2

Correct