Exchanging information

答案 1
Closing and commitment

答案 2
Bargaining

答案 3
Preparation

正确答案是：Exchanging information → But I'm a little worried about the prices you're asking., Closing and commitment → If you can guarantee that on paper, I think we can discuss this., Bargaining → I don't know how we can make a profit with those numbers., Preparation → I'd like to get the ball rolling by talking about prices.