Listening Quiz: Xem Xét Thay Đổi Kỹ Thuật cho Yêu Cầu Sản Phẩm – Advanced Level

1. What product change will result from the new engineering changes?
2. How much will the product cost increase because of the changes?
3. What does Sarah most likely think about the engineering changes by the end of the conversation?
4. Why does William believe customers will accept the product being slightly larger?
5. What is the main topic of the conversation?

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