A、At home. B、In a hospital. C、In a dentist’s office. D、In a hotel. B选项都和地点有关。从a private room.... give you an examination可以得知对话发生

M: Everyone will hide in the next room and when John comes in jump out.
W: Perhaps we should turn on a few lights so he won’t be too suspicious.
Q: What are the people in the conversation most likely planning?

M: I want to see about getting a private room as soon as possible. Also, please put a "No Visitors" signs on my door when you leave.
W: I’ll take care of both things, but first I have to give you an examination so that I can fill out your chart.
Q: Where is the man in the conversation?