Answer:
Hiram Rhodes Revels was a Republican U.S. Senator, minister in the African Methodist Episcopal Church, and a college administrator. Born free in North Carolina, he later lived and worked in Ohio, where he voted before the Civil War. He became the first African American to serve in the U.S.
Step-by-step explanation:
The answer is clearly B. The Reconstruction era was the period in American history which lasted from 1863 to 1877. It was a significant chapter in the history of American civil rights. It could also be D. Advancement in equality, but unfulfilled promise. After the assassination of President Abraham Lincoln and the end of the Civil War, the Radical Republican Congress led the nation through many advances in the First Principles of unalienable rights and equalitly. However, the efforts of Reconstruction were cut short and its promise unfulfilled. During the Civil War, the nation abolished slavery .
I hope I helped!