The major downfall of the Articles of Confederation was simply weakness. The federal government, under the Articles, was too weak to enforce their laws and therefore had no power. The Continental Congress had borrowed money to fight the Revolutionary War and could not repay their debts.
"<span>b. The North became integrated; the South remained segregated" would be the best option, since immediately after the Civil War the South implemented a series of Jim Crow laws that were meant to keep blacks separate from whites.</span>