Answer:
A. Men who want to buy a gift
Step-by-step explanation:
A secondary target market is the part of all potential business customers most likely to buy your product second. They differ from the most populous and profitable primary target market in characteristics, behavior and number. Although they do not generate as much profit, the secondary target market is worth the marketing effort because of its relationship and potential influence on the primary target market.
Regarding Caroline's business, she sells jewelry to be worn by middle-income women. As we know a jewelry business, its main target market is women, since they are the majority of the population that uses jewelry. However, it is not uncommon for men to buy jewelry as a gift, in which case these men are the secondary target market.