Netflix Sells Its Movie Services Using Its Website While Red

Netflix sells its movie services using its website while Red Box sells its movie services using vending machines. From a customer's point of view, Netflix is using ____ and Red Box is using ___.

A) a direct marketing channel; a slightly shorter channel.
B) a direct-marketing channel; an agent.
C) an Internet wholesalers; a retailers.
D) an Internet wholesaler; a slightly longer channel.
E) a direct-marketing channel; a type of retailer.