Read the following conversation and answer the question.

W: Where have you been all this time? The train is about to leave!

M: Sorry I'm late, but I was waiting for you at the information desk upstairs. It's lucky I thought to look for you here on the platform.

Question: Where did the man think they were supposed to meet? 

- Near the stairs.

- On the platform.

- At the information desk.


At the information desk.