Tide, Cheerwine Soft Drink, Caterpillar, and Hardee's Restaurants Are All

Tide, Cheerwine soft drink, Caterpillar, and Hardee's restaurants are all NASCAR sponsors. It is an expensive sponsorship and often difficult to justify to investors because:

A) the amount of advertising dollars it takes from other projects cannot be measured.
B) its effectiveness cannot be measured.
C) sales promotion expenses should never surpass advertising expenses.
D) so few people are aware of the sponsorship.
E) so few companies engage in event marketing and sponsorships.