Parker's Pool Supply operates a retail store and a pool maintenance service. Joe, a trusted pool maintenance technician, recently left the company and was replaced by Cliff, a new employee who is learning the job and lacks Joe's sunny disposition. As a result, several customers have cancelled their maintenance service. Which of the following actions would best demonstrate management's understanding of what is important to its customers? Personally calling the dissatisfied customers to discuss the steps being taken to resolve the issue and to ask for their business back Investing in higher-quality, more-effective pool-cleaning chemicals and equipment to offset the lower service quality Offering customers a 25% discount on their first three months of service if they agree to return Discounting existing customers' invoices by 10% during the time that Cliff remains in trainin