Marketing advisors maintain that
a greater diversity in the range of skin care products available to shoppers means that more shoppers will find a product which will answer their exact needs and preferences. Therefore, presenting a wide range of skin care products on supermarket shelves is advocated in order to increase the number of buyers and their satisfaction level. In practice, however, the situation is quite different, since
the larger the variety of skin care products on the shelves is, the less distinct the differences between them become.
In the given argument, the two portions in boldface type play which of the following roles?
A. The first is an explanation supporting the marketing advisors' strategy; the second describes that strategy.
B. The first describes the marketing advisors' strategy; the second is an explanation which undermines the first.
C. The first is an explanation supporting the marketing advisors' strategy; the second is a point which undermines that explanation.
D. The first describes the marketing advisors' strategy; the second is the strategy suggested in accordance with that prediction.
E. The first is an explanation supporting the marketing advisors' strategy; the second is a consideration supporting that strategy.