What was one factor that established the united states as a world power in the early 1900s?

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 best possible explanation for why the first ghosts seen were flaming spirits with their bodies on fire

31/3: which equation has the solutions x =?