I believe the answer is D
So sorry if its wrong but im pretty sure its right
Answer:The results of the U.S. presidential election of 1876 were a mess. A Democratic candidate had emerged with the lead in the popular vote, but 19 electoral votes from four states were in dispute. In 1877, Congress convened to settle the election—and their solution proved to be the beginning of the end for Reconstruction in the south
Answer: A candidate must receive an absolute majority of electoral votes (currently 270) to win the presidency or the vice presidency. If no candidate receives a majority in the election for president or vice president, that election is determined via a contingency procedure established by the 12th Amendment.
Explanation: