题目选项分析

An independent analyst asserts that the new Pokia digital camera for mobile phones is more precise, of higher quality and costs less than any of the popular competing models. As a result, Pokia will become the more desirable, low-priced alternative to currently existing models of digital cameras.

Which of the following, if true, would most challenge the argument above?

【选项】Many retailers already carry one or more low-priced digital cameras and are disinclined to carry another.