原文：Once there lived two elephants.They were wife and husband

原文：
Once there lived two elephants.They were wife and husband.Mrs Elephant had a problem.Her husband talked in a very loud voice.
"Please speak more softly,"Mrs Elephant asked again and again.
Mr Elephant tried to speak softyl,but he often forgot.He did not know what a booming voice he had.
"Your loud voice makes me have headaches,"Mrs Elephant said,Mr Elephant felt sad.He decided to stop talking.
One day it was quite cold outside.Mrs Elephant went out to a clothing store and bought a warm coat.She also bought a pair of earmuffs there.Mrs Elephant found that everything sounded quieter when she put the earmuffs on har head to cover her two ears.Mrs Elephant had an idea.She put on the earmuffs every time when she was with her husband.Mr Elephant talked and talked,loudly as before.Mrs Elephant enjoyed hearing all the interesting things he said.
Question:
1.Why did Mrs Elephant buy the earmuffs?
A.Because they looked nice with her coat
B.Because Mr Elephant liked them
C.Because they could keep her ears warm
D.Because they could make Mrs Elephant's voice quieter.
-------------C or
2.Which of the following is the best title
A.A big talker
B.The boring life of an elephant
C.A strange elephant
D.The special use of the earmuffs
我选的是D.