Select all that apply. who were the two participants in the great debate over slavery prior to the election of 1858?
a. jefferson davis
b. stephen douglas
c. ulysses s. grant
d. hannibal hamlin
e. abraham lincoln
(more than one answer)

B. Stephen Douglas

E. Abraham Lincoln

Explanation:

The great debates of 1858 were held between Stephen Douglas and Abraham Lincoln, prior to the elections, Lincoln and Douglas, at that time a senator, were the two candidates for the senator for the states of Illinois elections, and the main point to be debated was the slavery issue, there were a series of 7 debates between them.