Final answer:
The false statement about the Compromise of 1877 is that Southern states guaranteed the civil rights of African Americans.
Step-by-step explanation:
The false statement about the Compromise of 1877 is b. Southern states guaranteed the civil rights of African Americans.
The Compromise of 1877 was an informal agreement reached between Republican and Democratic leaders to resolve the disputed presidential election. As part of the compromise, Rutherford B. Hayes was declared the winner, and in exchange, southern Democrats agreed to support his presidency. One of the key provisions of the compromise was the withdrawal of U.S. troops from the South, effectively ending Reconstruction.