How did the First Battle of Bull Run affect the North’s view of the Civil War?

Question

How did the First Battle of Bull Run affect the North’s view of the Civil War?

It provided confidence that victory would be easy.
It led the North to use the Anaconda Plan.
It provided confidence the war would have little consequence.
It led the North to create the Emancipation Proclamation.

Answer 1

How did the First Battle of Bull Run affect the North’s view of the Civil War?

The correct answer is: It led the North to realize that the war would not be as easy as initially believed.