Are there any options for this? The answer should be "events that have not occurred" hope that helps
Answer: C. Booth supported the Confederacy
The answer is going to be the the second option
Slavery was a key issue in the admission of states into the union. states had to be admitted in pairs, free states and slave states, in order to maintain balance in the union. It was agreed that offsetting the balance would escalate the tension regarding slaverly and tear apart the union.