All of These Are Reasons Direct-Mail and Catalog Retailing Are

All of these are reasons direct-mail and catalog retailing are attractive except which?

A) They can create customer value by providing a fast and convenient means of making a purchase.
B) They can serve as an element of a multichannel strategy designed to encourage consumers to visit a website, a social media page, or even a store.
C) Their paper costs and postal rates have declined, making them less expensive to send.
D) They can eliminate the cost of a store and clerks.
E) They can improve marketing efficiency through segmentation and targeting.