How did the physical geography of the South influence economic activity in the region?

the farming is very productive in the South as well. ... as the region become dependent on farming and crops, huge textile mills and plantations were built, and the new factories attracted businesses which began to build down South, starting the growth of new cities.

Explanation:

the  wilmot proviso  was designed to eliminate  slavery  within the  landacquired as a result of the mexican war (1846-48). fearing the addition of a pro-slave territory, pennsylvania congressman david  wilmot proposedhis amendment to the bill.