1.) why was the compromise of 1877 important?

Explanation:

The Compromise of 1877 (the Great Betrayal) was an informal, unwritten deal, that settled the intensely disputed 1876 U.S. presidential election. It resulted in the United States federal government pulling the last troops out of the South, and formally ended the Reconstruction Era.

your answer will be b. improving roads, bridges, and other infrastructure. hope i !