フリー問題

問題文

A campus has one fence, one staffed lobby and one card reader on the door of the room holding the payment servers. An assessment reports that any badged employee can reach that door. Which change addresses the finding most directly without adding staff?

選択肢

1. The site needs additional exterior fencing enclosing administrative buildings at that room.
2. The site needs additional interior zoning restricting payment operators at that room.
3. The site needs additional lobby turnstiles counting unaccompanied visitors at that room.
4. The site needs additional aisle cameras recording unauthorized employees at that room.