A、Because the taxi driver tried to overcharge him. B、Because the policeman had stopped him. C、Because the taxi driver refused to

M: I haven’t decided whether to buy an apartment or to rent one.
W: It isn’t easy to choose, is it?
Q: What does the woman mean?

M: I was so angered when the taxi driver tried to overcharge me that I called the policeman.
W: That kind of thing seems to be happening quite often. I think you did the right thing.
Q: Why was the man annoyed?