A、At 10:30. B、At 10:25. C、At 10:40. D、At 10:45. C

M: Excuse me, I’m looking for the textbook by Professor Jordan for the marketing course.
W: I’m afraid it’s out of stock. You’ll have to order it. And it will take the publisher three weeks to send it to us.
Q: Where did this conversation most probably take place?

M: So, when are the other guys going to get here? The train is leaving in ten minutes. We can’t wait here forever.
W: It’s ten thirty already. They are supposed to be here by now. I told everybody to meet here by ten fifteen.
Q: When is the train leaving?