A、The red one. B、The good one. C、The green one. D、The other one. C 此题为数字题，涉及的是衣箱的价格。红色的65.50，绿色的45.50。只要捕捉住了女士话中的关键词cheaper，便可得知

M: How did your parents like the performance they attended at the Opera House the day before yesterday?
W: My mother was moved to tears, but my father thought the actress who played Madame Butterfly really needs to improve her acting skills.
Q: What did the woman’s parents think about the performance?

W: How much are these suitcases?
M: The red ones sell for 65.50 and the green ones for 45.50.
W: I’ll take the cheaper one then.
Q: What kind of suitcase did the woman buy?