【单选题】

Interviewer: So what do you do, Tony
Tony: I'm a hairdresser.
Interviewer: Oh. ______
Tony: Well, I love my customers. Some of them are so friendly. But it's tiring work. I work long hours and I'm on my feet all day.
A．How come

B．What's good about it
C．What's it like
D．Is it good or bad