题目：
Nature's Way， a chain of stores selling health food and other health-related products， is opening its next franchise in the town of Plainsville. The store should prove to be very successful： Nature's Way franchises tend to be most profitable in areas where residents lead healthy lives， and clearly Plainsville is such an area. Plainsville merchants report that sales of running shoes and exercise clothing are at all-time highs. The local health club has more members than ever， and the weight training and aerobics classes are always full. Finally， Plainsville's schoolchildren represent a new generation of potential customers： these schoolchildren are required to participate in a fitness-for-life program， which emphasizes the benefits of regular exercise at an early age.
Write a response in which you examine the stated and/or unstated assumptions of the argument. Be sure to explain how the argument depends on these assumptions and what the implications are for the argument if the assumptions prove unwarranted.
中文翻译：
NW 是一家专卖保健食品及其他相关产品的连锁店，准备将其下一家店铺开在Plainsville.这家店一定会很成功：因为我们的商店在那些居对健康生活高度关注的地区是盈利最多的。很明显，plainsville 就是这样的地方。Plainsville 的商家报告说运动鞋和运动衣的销售处于历史高点。当地一家康体俱乐部现在的会员比以往任何时候都多，减肥训练和有氧运动班总是满员。另外，我们还可以预见到新生代的顾客群：Plainsville 的在校学生被要求参加一个叫做"终生健康"的项目，它强调从小开始经常锻炼的好处。
写一篇回应，在其中检视文章的论证中述及和/或未明确述及的假设，务请解释文章的论证是如何依赖于这些假设的，并指出如果这些假设不成立会对文章的论证带来何种影响。
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