David believes that all promotional activities should be completely eliminated. What commonly held misconception does David likely have about promotion?

A) He believes that promotion is unnecessary and simply causes prices to be high.
B) He thinks advertising and personal selling are the only functions of marketing.
C) He thinks that promotion is expensive.
D) He believes a company's good reputation is the only tool that it needs.
E) He feels that competition in a free enterprise system would thrive without promotion.