51. Which of the following methods may be used by buyers to review the performance of chosen suppliers? a. The buyer may contact the end users and ask for their evaluations. b. The buyer may rate the supplier on several criteria using a weighted-score method. c. The buyer might aggregate the cost of poor performance to come up with adjusted costs of purchase, including price. d. All of the above e. None of the above 52. Which of the following reflects high trust between business sellers and buyers? a. Distorted and hidden information b. Incentive alignment for seller, not customer gains c. Limited or biased product comparisons and advice d. Minimal customer education and support e. Customers help design products individually and through committees 53. Research has found that buyer–suppler relationships differed according to four factors. Which of the following would NOT be among those factors? a. Importance of supply b. Complexity of supply c. Availability of alternatives d. Supply market dynamism e. Demand market conservatism 54. Which of the following relationships is characterized as being one that has much trust and commitment leading to a true partnership? a. Mutually adaptive b. Collaborative c. Basic buying and selling d. Customer supply e. Cooperative systems 55. In the ________ category of buyer–supplier relationship, although bonded by a close, cooperative relationship, the seller adapts to meet the customer’s needs without expecting much adaptation or change on the part of the customer in exchange. a. contractual transaction b. cooperative system c. collaborative d. mutually adaptive e. customer is king  Â