Based on the fact that Susan posted signs to remind the staff to close the door, this is a C. Compensation control.
Susan used the compensation control because she posted signs that aimed to remind the staff of the security risks if they failed to close the door.
An argument can be made that the alarms were a physical control which they are, but the signs make it a compensation control entirely.
The full question is:
Susan has discovered that the smart card-based locks used to keep the facility she works at secure are not effective because staff members are propping the doors open. She places signs on the doors reminding staff that leaving the door open creates a security issue, and adds alarms that will sound if the doors are left open for more than five minutes. What type of controls has she put into place?
a. Physical
b. Administrative
c. Compensation
d. Recovery
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