M: The clothing store is having a big sale. Everything is 50% off. ,F: Really? So those jeans that I like will only be $30, that's great.
(A) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (B) M: Yes, and it costed 50 dollars before the sale. (C) M: Yes, and the dress costed 60 dollars before the sale. But the jeans only costs 50 before. (D) M: Yes, and it costed 60 dollars before the sale.
D