听力原文:M: US $ 30 is really not acceptable. You surely appreciate the efforts we've made in pushing the sale of your product. W: Well, as a sign of our support to your efforts, we'll make a special reduction of US $ 0. 50 per dozen. We can't take less. Q: What are they talking about? (16)
A.
They are talking about sale.
B.
They are talking about product,
C.
They are talking about a special reduction.
D.
They are talking about price.