听力原文：M: I'd like to book a few seats for "Hamlet", please.
W: Yes, sir.
M: Have you got any seats downstairs？
W: Yes, we have.
M: How much are they？
W: $3.75 each.
M: Are there any seats for $2.50？
W: Yes, there are--upstairs. How many？
M: Four, please.
W: For which night？
M: What about Saturday, October 21st？
W: I can give you four seats in Row 8.
M: How long will the performance last？
W: Two and a half hours.
M: Thank you. How much will that be in all？
Why doesn't the man book the seats downstairs？

A. Because the seats are too expensive.
Because the seats are too close to the stage.
C. Because the seats are uncomfortable.