Which of the Following Are Ways Businesses Justify Electronic Surveillance

Multiple Choice

Which of the following are ways businesses justify electronic surveillance of employees?
I. It measures and encourages efficiency.
II. It uncovers employee disloyalty.
III. It enhances the fairness of personnel evaluations.
IV. It prevents employees from sending personal emails on company time

A) I and II only
B) I, II and III only
C) I, II and IV only
D) I, II, III and IV