Which one of the following statements concerning supplier relationship process is FALSE?

a. A systematic effort to reduce the cost or improve the performance of services or products is known as value analysis.

b. The practice of selecting suppliers and giving them significant responsibility for the design of certain components or systems of the product is called presourcing.

c. Suppliers can gain power from a number of sources in the buyer / supplier relationship. When a buyer has access to knowledge, information and skills desired by the supplier, this is called a coercive source of power.

d. Suppliers can gain power from a number of sources in the buyer / supplier relationship. When a supplier values identification with a buyer, this is called a referent source of power.