Answer:
The correct answer is letter "D": Proven product.
Step-by-step explanation:
A franchise is a company in which one party -the franchisee- acquires access to a franchisor's proprietary information, processes, and trademarks. The franchisee purchases the right to sell a product or service under an established brand name that offers a proven product, the customer already knows the brand so there is no need to expend additional resources on promoting it.