What were some of the economic differences between the north and the south before the civl war?

There are two major differences between the economies of the North and the South during the time before the Civil War. The North had a more diversified economy based on free labor. The South had an agrarian economy based on slave labor. ... By contrast, slavery remained legal in the South until the end of the Civil War.

answer; /// the correct answer is evidence of the olmec civilization has been found in southern american in a hot steamy forest, archaeologists have found earthen artifacts at several sites that were evidence of the olmec civilization. these   artifacts were mounds,courtyards and pyramids build of stones, also on top of the mounds were many monuments made of stone, some of these stone structures are very large, they weigh as much as 44