Checks and balances operate throughout the U.S. government, as each branch exercises certain powers that can be checked by the powers given to the other two branches. ... Within the legislative branch, each house of Congress serves as a check on possible abuses of power by the other.
I believe that the answer is A.
He reached out to Martin Luther and organized a boycott.
The answer is Democracy because it is governed by citizens.
1862, was the first significant Union victory of the American Civil War (1861-65). In an effort to gain control of rivers and supply lines west of the Appalachians, the bulk of his troops to nearby Fort Donelson before surrendering to Union forces. off Confederate access to two key waterways for the remainder of the war.