Instructions: In this task, you will be shown a conversation and a question. You need to answer the question and choose the correct option based on the conversation. "W" and "M" in the conversations stand for "woman" and "man".
Input: W: A ticket for an adult is 10 dollars and for a child half price. M: I want one ticket for adult and two tickets for children., Question: How much will the man pay for these tickets? (A) 15 dollars. (B) 20 dollars. (C) 25 dollars.
Output:
(B) 20 dollars.