Task: Dialogue Generation
Input (English): M: Excuse me, I'd like to buy some stamps. ,F: How many? ,M: I need ten 30-cent stamps.
(A) F: Ten cents, please. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: Three dollars for your ten stamps. (D) F: Three dollars altogether for your postcard.
Output (English): C