What issues caused sectionalism in the early 1800s?

Sectionalism in the 1800s In the early 1800s, sectionalism between the North and the South was based on slavery. While the North completely disagreed with the idea of slavery, the South was all for the idea of slavery.

b - those executed came from every social and economic class

b. martin luther king jr. wrote and spoke "i have a dream"

explanation:

i know this 100 percent is correct   b. is the best one. < 3