Which of the following types of technologies would be the MOST cost-effective method to provide a reactive control for protecting personnel in public areas?
A. Install mantraps at the building entrances
B. Enclose the personnel entry area with polycarbonate plastic
C. Supply a duress alarm for personnel exposed to the public
D. Hire a guard to protect the public area
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and also D is not cost’effective. Should be C.
someone please tell me how a guard is a technology, and “reactive” control. its a deterrent.
think C