Question

Because he drinks inexpensive alcohol and avoids the theater, Mr. Utterson's enemies probably think he is

Answer 1

Cheap. Inexpensive means cheap and the movie theater cost money, so he probably wouldn't want to go there

Answer 2

The correct answer is A.

Mr. Utterson's enemies are bound to think that he is a cheap person. Someone that does not want to spend great amounts of money and does not indulge in expensive things such as good alcohol and theater tickets.