Final answer:
The correct answer is Specialty store. Specialty stores typically carry deep product assortments of narrow product lines. They focus on a specific category or niche market and offer a wide variety of products within that category.
Step-by-step explanation:
The correct answer is b) Specialty store. Specialty stores typically carry deep product assortments of narrow product lines. They focus on a specific category or niche market and offer a wide variety of products within that category. For example, a specialty store that sells athletic shoes may carry a deep assortment of different types and brands of athletic shoes.