单选题 A: May I make a recommendation, sir? The lobsters are very fresh today.
B: ______.
A. I have to think about your suggestion.
B. I don't afford it today.
C. Thank you, but I don't like shellfish.
D. Sorry, I will have it tomorrow.

【正确答案】 C
【答案解析】[解析] A推荐龙虾，B不愿意吃，只有C项的回答符合题意。