Final answer:
The statement that special offers are a category of sales promotion is true. Special offers are used to increase sales and include tactics like discounts and buy-one-get-one-free deals.
Step-by-step explanation:
The statement "Special offers are a category of sales promotion" is true. Sales promotions include a variety of marketing tactics designed to boost sales in the short term. Special offers, such as discounts, coupons, buy-one-get-one-free deals, and other time-limited incentives, are indeed a subset of sales promotions aimed at encouraging customers to make a purchase more quickly than they may have otherwise.=