The Major Electoral Problem in the 1876 Presidential Election Centered

The major electoral problem in the 1876 presidential election centered on

A) who would be Speaker of the House.
B) the two sets of different election returns, one Democratic, and one Republican, submitted by Florida, South Carolina, and Louisiana.
C) Samuel Tilden's association with corrupt politicians of the Northeast.
D) President Grant's campaign for a third term.
E) Rutherford Hayes's controversial ties to U.S. Senator Roscoe Conkling and the Stalwarts.