Marketers who are being held accountable for strategy implementation often need concrete methods to show the effectiveness of their decision-making. For this reason, many marketers rely on:
A. personal selling instead of mass-media advertising.
B. a strategy that eliminates any advertising carryover effect.
C. sales promotions such as coupons and price discounts.
D. event sponsorships.
E. out-of-home advertising media.
Answer: C