Unit 72. Listening PracticeTask 2-1(B for Buyer; S for Seller)S: Can I help you, sir?B:Id like some information about your microwave ovens.S: OK. What would you like to know?B: Whats your most popular model?S: Well, our most popular model is the B414. Here, this one. As you can see, it looks good and the price is low.B: Whats the target market?S: Its for people with small kitchens.B: I see. How many colours?S: It comes in 3 colours white, black and grey. The white o