题目内容：
请在第__(49)__处填上正确答案。
A．In Belgium, when you buy something in a plastic or glass container, you make a deposit. B．This is because too much padding can give buyers a false impression of what they are buying.
C．This has resulted in a 74 percent reduction in sales.
D．Tesco said it was saving 112,000 tons of cardboard a year by switching to reusable plasticcrates (装货箱) for transporting its fresh produce.
E．The campaign was initiated by The Independent newspaper.
F．If a product is over-packaged, don't buy it.
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