Concept:The retailer acts as an information link between the wholesaler and the final consumers.
Explanation:Retailers deal directly with the ultimate consumers in the market.
They are able to observe the changing tastes, preferences, and buying habits of customers.
This valuable market information is passed back to the wholesaler.
It helps the wholesaler stock the right goods and adjust to market trends.
Thus, providing information on market trends is a key function of the retailer to the wholesaler.
After-sales services are provided to consumers, not to the wholesaler.
Selling a variety of goods and selling in smaller quantities are functions performed for consumers.
Answer:B. providing information on market trends