Given the task definition and input, reply with output. In this task, you will be shown a conversation. You need to write a question with three choices for the conversation. Your question should be answerable based on the conversation and only have one correct answer. Note that you don't need to answer your question. "W" and "M" in the conversations stand for "woman" and "man".

M: Can we have a table for eight, please? W: I'm so sorry. All the tables for eight are reserved. M: Have you the table for 10, please? W: Yes, it will be 5 minutes. M: Thanks. W: Oh, it looks like they have a table ready. This way please. M: That's great.
Where does the conversation happen? (A) At home. (B) At a restaurant. (C) At the post office.