At a Supermarket Chain, Back Injuries Are a Recurring Problem

At a supermarket chain, back injuries are a recurring problem around the loading docks, because employees in a rush forget to use proper lifting techniques. How could safety posters help the company improve safety?

A) by establishing direct communications between supervisors and their employees
B) by creating a paper trail to document a history of the employer's concern
C) by serving as a constant reminder of how to lift safely
D) by replacing mobile devices, which should not be present on a loading dock
E) by delivering a message that varies based on employees' languages and age groups