Answer :
The states’ rights advocates have supported during the 1860 presidential election in which President Abraham Lincoln won in that presidential race. The answer to this problem would have been C. the candidacy of Abraham Lincoln.
During the 1860 presidential election, states' rights advocates would have supported the idea of popular sovereignity.
This position established that each American State could determine the legality or illegality of slavery in its territory, instead of that Congress decided in a centralized manner for each of the states of the Union.