Edward manages a delivery company and has noticed that the delivery drivers do not clean out the trucks at the end of the day. Cleaning out the trucks is one of the drivers' responsibilities. How should Edward approach this problem? A) Create new rewards and punishments related to cleaning the trucks. B) Investigate the reasons why the drivers are not cleaning the trucks. C) Assign the task of cleaning the trucks to employees that are not drivers. D) Decide that dirty trucks are not really a big deal to the company