I moved my cats into the main part of the house , and did n't let them into the master bedroom . After a day they were totally comfortable with the new place . Then the next day we moved my boyfriend 's cat into the master bedroom and gave him a day or two to get used to it . He was howling and meowing , and I was shocked when my cats did n't care at all .
According to the above context, choose the best option to answer the following question.
Question: Why was I shocked when my cats did n't care at all ?
Options:
A. None of the above choices .
B. Cats kill other cats
C. Cat 's sometimes tell jokes .
D. Cats are mean .


A