Which is the best description of the southern economy in the mid-1850s

With the cotton boom in the Deep South came a spike in demand for enslaved laborers to work the fields. Although Congress abolished the foreign slave trade in 1808, Americans continued to smuggle Africans across the Atlantic Ocean. ... The domestic slave trade offered many economic opportunities for white men.The North wanted the new states to be “free states.” Most northerners thought that slavery was wrong and many northern states had outlawed slavery. The South, however, wanted the new states to be “slave states.” Cotton, rice, and tobacco were very hard on the southern soil.

Explanation:

im not sure its either a leader of a group of congresspeople or a person from a congressmans district

sorry im not sure