3Why did firing on Fort Sumter spark the beginning of the Civil War?

AIt was an American attack on a Confederate military baseincorrect answer
BIt completed the process of secessionincorrect answer
CIt was a Confederate attack on an American military baseincorrect answer
DIt was a Confederate attack on a border state

Correct answer: CIt was a Confederate attack on an American military base

The firing on Fort Sumter marked the beginning of the Civil War because it was the first military engagement between the Confederate States and the United States. The Confederate forces attacked and eventually captured Fort Sumter, which was a Union military base located in South Carolina. This act of aggression by the Confederates against the United States government sparked the start of the Civil War.