Harley-Davidson's Entry into the Web for Their Parts and Accessory

Harley-Davidson's entry into the Web for their parts and accessory business, called for them to "protect" their retailers by referring customers to the local Harley-Davidson dealer. One additional strategy available to firms wishing to protect their channels of distribution yet capitalize on Internet sales is to

A) sell identical brands/products.
B) offer offline partners higher commission rates.
C) not allow customers to order through/off of the Web site.
D) offer fewer services to Web customers than retail customers.
E) offer online partners higher commission rates.