Final answer:
The subject of this question is Business. Retail marketing is a set of decisions retailers make to satisfy customer needs and influence their purchase decisions.
Step-by-step explanation:
The subject of this question is Business. The set of decisions retailers make to satisfy customer needs and influence their purchase decisions is known as retail marketing. Retail marketing encompasses various strategies and tactics, such as product assortment, pricing, promotion, and store layout, that retailers employ to attract and engage customers.