Acompany decides to survey their employees about their job satisfaction. the management of the company is responsible for taking the surveys. each manager will have a person to person interview with each employee under them in which they ask the survey questions to the employee and write down their responses. which of the following is a source of bias in this sampling method? a. employees usually complain about their jobs anyways. b. some people may be sick that day and unable to complete the survey. c. some people may be on vacation and unable to complete the survey. d. it is less likely that employees will claim that they are unsatisfied with their job to their manager.