Context: 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 .
Question: Why are the cats initially uncomfortable with their domicile ?
Option 0: They are near a predator .
Option 1: They are near violent humans .
Option 2: None of the above choices .
Option 3: They are near barking dogs .
Answer: 2