Regarding the Interfaces Between Channel Management and Other Marketing Mix

Regarding the interfaces between channel management and other marketing mix variables that exist in franchise channels,which statement is most accurate?

A) The implementation of marketing mix variables in franchise channels is less fluid and flexible than in conventional channels.
B) Strategies related to marketing mix elements can be easily modified in franchise channels.
C) The Internet has enhanced franchise marketing.
D) There are no differences between managing marketing mix elements in franchise channels versus conventional channels.
E) In franchise channel management, the nature of the product is the main determinant of marketing mix elements.