What were at least three key ways that the South differed from the North in the past?

The three key ways the South differed from the North in the past given below.

Explanation:

The Southern economy based on farming. The soil was fertile and good for growing crops like cotton, tobacco, and rice. Many big farms and plantations relied on slaves who became the main source of labours. In the North, despite having no fertile soil as the South, they established many large cities with manufacturing industries. The North encourages free labour and considered slavery as an evil practice, while the South promoted it and recognised it to be legal. The white Southerners were literate than their Northern counterparts.

answer; (d) i believe that the correct answer is americans finally ran out of ammunition;

it was the first amendment