Zoning is a security control to separate physical areas with different security levels. Zones with higher security level

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Zoning is a security control to separate physical areas with different security levels. Zones with higher security levels can be secured by more controls. The facility manager of a conference center is responsible for security.
What combination of business functions should be combined into one security zone?

A. Boardroom and general office space
B. Computer room and storage facility
C. Lobby and public restaurant
D. Meeting rooms and Human Resource rooms