Final answer:
The appropriate action would be to call the athletic director, assure him of commitment to service, and promise to rectify the problem.
Step-by-step explanation:
The appropriate action in this situation would be option a. The salesperson should place a call to the athletic director, assuring him of their commitment to service.
They should apologize for the poor quality of the basketball shoes and promise to rectify the problem by being available at Ball State University at the director's convenience. This shows responsibility and a willingness to address the customer's concerns promptly.