Fred Manages an Overnight Shipping Service in a Large Eastern

Fred manages an overnight shipping service in a large eastern city. He has heard about the increase in workplace violence and wants to make sure nothing happens in his plant. He installed security checkpoints on all entrances to company premises. Is there anything else Fred can do?

A) Add psychological testing to the hiring requirements.
B) Move to another geographical location.
C) Provide free self-defense training for all employees.
D) Review video surveillance tapes each evening to spot strange behavior among employees.
E) Train managers to treat employees with respect during the discipline process.