Which of the following questions would be the best one to help a marketer evaluate the return on a sales promotion investment?
A) Did the promotion run too long or too short?
B) Did customers enjoy the events associated with the promotion?
C) Did customers search the promotion's Web site for additional product information?
D) Did the promotion increase purchases from current customers or attract new customers?
E) Did the distribution of the promotional information match consumer expectations and needs?
Answer: D