题目选项分析

A company that manufactures plastic products from recyclable plastic is, surprisingly,unconcerned that economic conditions may worsen, despite analysts' belief that consumers would then consider ecofriendly plastic products an expensive luxury. But the company reasons that it will be able to lower its prices because,in a weakenedeconomy,other ecofriendly plastic manufacturers are likely to fail.Demand among manufacturers for recyclable plastics as raw materials would then plummet, creating an oversupply of such materials,making them less expensive for the manufacturer to purchase and thus lowering the company's costs.

Which of the following, if true,most weakens the company's reasoning?

【选项】Some retailers whose sales include various companies' ecofriendly plastic products have struggled in recent years despite the overall good economy.