Answer: a. more customers opting for the product
Explanation: It is important for a companies and businesses to ensure that in addition to the product they deal in itself, there is an adequate supply of complements. Complements to a product are products whose use is related to the use of an associated product, as such, its appeal increases with increasing use or popularity of its complement. An adequate supply of complements to a product results in more customers opting for the product.
