What were some of the key differences between the north and the south back in the day?

According to https://pennington.pwcs.edu/UserFiles/Servers/Server_414245/File/Migration/Elementary%20Team%20Pages/4th%20Grade/Curriculum%20Guides/VS.7a%20Part%201%20Differences%20between%20Northern%20&%20Southern%20States%20STUDENT%20NOTEPAGE.pdf

" Without big farms to run, the people in the North did not rely on slave labor very much. In the South, the economy was based on agriculture."

Explanation: I hope it helps!

boundary is what it refers to hope this

explanation:

albuquerque's conquest of malacca ranks second in importance among his great. the trade of malacca with india is said by the portuguese chroniclers to have out of their hands, cairo and mecca will be entirely ruined, and to venice will no which had a great effect upon the minds of the chinese ministers