The correct answer is: D. a program to aid European nations to promote prosperity and democracy
The Marshall Plan was an economic aid package that was put forward to work and bring European nations hurting after World War II into the United States' sphere of influence and away from the influence of the Soviet Union.
Why was Tennessee not under occupation?:
"Because it ratified the Fourteenth Amendment, Tennessee was the only state that seceded from the Union that did not have a military governor during Reconstruction. This did not placate those unhappy with the Confederate defeat." - Wikipedia history
Which states took the longest to be re-admitted?:
1. South Carolina July 9, 1868
2. Mississippi Feb. 23, 1870
3. Florida June 25, 1868
What impact did riots in Memphis and New Orleans have on Reconstruction?:
"The riots catalyzed support for the Fourteenth Amendment, extending suffrage and full citizenship to freedmen, and the Reconstruction Act, to establish military districts for the national government to oversee areas of the South and work to change their social arrangements." - Wikipedia history
It reduced the labor of removing seeds