If the focus of a retailer is to achieve leadership in cost, then which of the following phenomenon will hold good?

• A. Customers will like to have convenience and the retailers will also set up a number of stores at different locations in order to provide convenience to the customers.
• B. Customers will prefer a large variety of products and the retailer will also keep a large variety in the store in order to satisfy customer needs.
• C. Customers will prefer a large variety of products but the retailer will not keep a large variety in the store in order to achieve economies of scale.
• D. Customers will prefer short lead time for their products and the retailer will keep higher amount of inventory in order to satisfy customer needs in time.