Don’t answer unless you know A primary difference between the Northern and Southern states was that:
Select one:

Northern states held Native Americans as slaves, while Southern states held Africans and African Americans as slaves.

Southern states held Native Americans as slaves, while Northern states held Africans and African Americans as slaves.

The Southern economy was based on large plantations worked by slaves, while the Northern economy was based on factories and trade!

The Northern economy was based on large plantations worked by slaves, while the Southern
economy was based on factories and trade.