A、Good friends. B、Boss and secretary. C、Strangers. D、Host and guest. C对话中，女士询问男士他们部门有没有一个叫本的人，男士回答说他是新来的。由此推断，两人可能是陌生人。

M: Doctor, I’m wondering how to take the medicine.
W: Three times a day after meals.
Q: Where does this dialogue probably take place?

W: Is there a man called Ben in your department?
M: I’m sorry. I’m new here.
Q: What’s the probable relationship between the two speakers?