Which sentence uses an interjection correctly?

Responses
A Hooray! Our team won the state championship.Hooray! Our team won the state championship.
B Please don't leave your towels on the bathroom floor.Please don't leave your towels on the bathroom floor.
C We must hurry if we want to get to the movie on time.We must hurry if we want to get to the movie on time.
D Turn left immediately after crossing the railroad tracks.

A Hooray! Our team won the state championship!