Listening Quiz: Trình Bày Đề Xuất Cho Đội Mua Sắm – Easy Level

1. What is David mainly doing in the conversation?
2. According to David, how are the prices set?
3. What discount does the proposal offer for large orders?
4. How long does David guarantee delivery will take after order confirmation?
5. What can be inferred about the proposal price?

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