what was the name of the rich family who ruled florence and supported the development of many artists?

Is the idea of containment relevant to american forge and policy today why or why not

How did the invention of the cotton gin affect slave labor in the united states? a. there was a forced migration of slaves from the south to the north. b. slave-owning cotton planters were gradually forced to sell their plantations. c. more slaves were purchased to work on cotton plantations in the south. d. the reduced need for labor on cotton plantations led to a decline in slavery. e. slaves were moved from cotton plantations to sugar plantations.

What is the difference between an independent and a dependent variable?