Answer:I think it’s D
Explanation: By the start of the war, the South was producing 75 percent of the world's cotton and creating more millionaires per capita in the Mississippi River valley than anywhere in the nation. Slaves represented Southern planters' most significant investment—and the bulk of their wealth.
Answer: Okay I'm Not sure But I can Try so I think Number 11 would be imperialism
Explanation: Good Luck
The person you're looking for is Ida Bell Wells-Barnett :)