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QUESTION:

Reconstruction refers to the process by which .
a.
African Americans were elected to Congress
b.
states that had seceded were brought back into the Union
c.
Andrew Johnson became president following Lincoln’s death
d.
schools throughout the North were rebuilt

b

Explanation:

B

Explanation:

Reconstruction was the period of time right after the Civil War had ended. The Civil War was a conflict between the slavery-opposed Northern states and the pro-slavery Southern states. Many of the southern states seceded from the US after Abraham Lincoln was elected president. After the war ended, those states that had seceded were required to not only stop slavery but also come back into the Union.

Hope this helps!

answer; the period of time known as the middle ages;