Refer to the Scenario Below to Answer the Questions That

Refer to the scenario below to answer the questions that follow.
Bob and Larry have taken their fly fishing equipment and accessory business, Flies-R-Us, to the Internet because they wanted to expand their business. However, they don't have much money to use conventional media to drive traffic to their site.
-To encourage bigger purchases and to build brand loyalty,Flies-R-Us will send a baseball cap with the brand logo on it to any customer who places an order of $150 or more.The baseball cap is an example of ________.

A) brand entertainment
B) a premium
C) a billboarding effect
D) a point-of-purchase material
E) naming rights