Task: Dialogue Generation
Input (English): F: How much is this T-shirt? ,M: $6.00 for one, but you can save $2 if you buy 2.
(A) F: You mean $4 for a T-shirt, and $8 for two? (B) F: Excuse me, could you repeat the question? (C) F: You mean that even if I buy two, it can't be cheaper. It costs $10, right? (D) F: So I need $10 for two, right?
Output (English): D