Which of the following managers has line authority? a. the quality control manager consults with the production manager about statistical analysis of production to ensure compliance with quality standards. b. a human resources manager lends guidance to the customer service manager to ensure that the proper documentation is in place before a customer service representative is fired. c. a customer service manager establishes the work schedules of customer service representatives and can discipline them in accordance with the rules of the company. d. the company attorney advises the human resources manager with respect to a discrimination lawsuit filed by an employee. e. the finance manager assists the director of sales in developing an incentive compensation program that is consistent with budgetary constraints.