Identify the correct statement about a products' brand name.

a$.$ Brand names are generally only used for products that are produced within a franchise business model.

b$.$ Producers generally have little incentive to advertise their brand name and the products associated with it$.$

c$.$ The value of a brand name is a hostage to quality control and maintaining the value of a brand name is important for a firm.

d$.$ Brand names generally give little information about a product to consumers.