Answer:
still had few rights
Explanation:
The aftermath of the Civil War was exhilarating, hopeful and violent. Four million newly freed African Americans faced the future of previously-unknown freedom from the old plantation system, with few rights or protections, and surrounded by a war-weary and intensely resistant white population.
The answer is C, investigators learned that senator Joseph McCarthy was a communist spy.
Framers of the Constitution created a system of checks and balances so no one branch of government would be more powerful than the others.