By casting their ballots for the Constitutional Unionist candidate John Bell in the 1860 election, what did people in Virginia and Kentucky fear

The voters worried than an impending civil war would lead to war being fought in their respective states.

Explanation:

The 1860 election was met with a lot of divisions in the united states of America. Virginia was one state that favored Bell in this election, given that it he received forty four percent of the vote from here. Lincoln received only few votes from these states but at the end of the election, he won by electoral college. his victory was part of what caused the secessionist crisis that led to the civil war. The people of Virginia had fears that the war would be fought in their states states.

the answer to your question is c