In the quality gap model which gap is explained by the gap between the standard of product or service made and supplied to the customer and that expected by them?

A. Customer selling B. Market research C. Customer buying D. Consumer behaviour

A. Production Planning and Control B. Production C. Inventory control D. All of the above

A. Minimum Investment in work in progress B. Better Production Control C. Early detection of mistakes or badly produced items D. All of the above

A. to differentiate the product B. to charge differential price C. to sell the product in different countries D. to give attractive name to a product