单项选择题
W: Sweet Home Furniture. Can I help you
M: Yes, I’d like to buy a set of sofas. Are they on sale in your store
W: Yes, sir. We have a wide range of sofas on sale until the end of this month.
M: But I don’t know where you are. how can I get there from the Central Park
W: Well. We are on Main Road. No. 6 bus stops fight in front of our store. It’s only a twenty-minute fide.
M: I see. By the way, when can you deliver them to me
W: It depends. From one day to five days.
M: One more question. What discount can you offer
W: 20 percent. it’s a great chance for you, sir.
M: Fine.
W: Thank you, sir. We’re looking forward to your coming.
A. 10%.
B. 20%.
C. 30%.
D. 40%.