The correct answer is A) Did the rebellious states ever become a separate nation.
Reconstruction is the era after the American Civil War. Considering the Confederacy's loss in the Civil War, the question became how would these rebellious states be received by the Union. In order to determine this process, the issue of whether or not the rebellious states were ever an independent nation cause significant problems. If these states were considered part of an independent sovereign nation, they would have to apply for statehood, get a state approved constitution, etc.
Lincoln's blueprint for Reconstruction included the Ten-Percent Plan, which specified that a southern state could be readmitted into the Union once 10 percent of its voters (from the voter rolls for the election of 1860) swore an oath of allegiance to the Union.
The economy in the south depended on slavery for the cotton growing areas and slave trading. Slavery has played a huge role in the Southern Colonies in developing economical and society choices in the 1600s-1800s. ... They made their money by making the slaves to do their work and get much profit in return.