M: Hello, I need some information about a round trip ticket from Oakland to Los Angeles. W: OK. A round trip ticket is $130. And we're now having a special offer. If you buy two round trip tickets, one is free. M: Really? That's great! And what's the price for a ten-year-old child? W: Children under twelve are half price. M: OK. Do you have tickets for this Friday afternoon from Oakland, coming back on Sunday afternoon? W: Let me see. No, I'm sorry, but we have tickets for next weekend. Would that be OK? M: Yes, we could go next week. I'd like to get two adult tickets and one child's ticket. W: OK. That comes to $195., Question: What is the special offer? (A) If you buy now, you get a free ticket for one year. (B) If you buy one ticket, you get another one free. (C) If you buy two round tickets, you get one ticket free.
(C) If you buy two round tickets, you get one ticket free.