Last year, a young deer named Bambi got separated from her mother during a forest fire. She was scared and had to hide for days until the fire was out. Because of this terrifying experience, Bambi is now very cautious. She always stays close to her herd and gets nervous easily when she hears loud noises in the forest.
Why is Bambi very cautious and nervous now?
A) She is naturally a shy deer.
B) She had a terrifying experience in a forest fire last year.
C) She doesn't like loud noises.
D) Her mother taught her to be careful.