What should you do if the Armory/CIC is left open?

When the Armory or Combat Information Center (CIC) is found to be left open, the best course of action is to ensure that no one is currently inside the space and then inform the Officer of the Deck (OOD). This response is critical for maintaining security and safety, as both the Armory and CIC contain sensitive equipment and information that must be protected.

By first checking to see if anyone is inside, you mitigate the risk of interrupting someone in the middle of important tasks or putting them in an unsafe situation. After confirming the space is clear, notifying the OOD is essential, as they are responsible for the overall security and safety of the ship or installation. The OOD can then take appropriate action, such as locking the door, securing the area, or addressing any other necessary security protocols.

This response aligns with the principles of operational security and safety, ensuring that sensitive areas are protected while also considering the well-being of personnel. The other options, while they might seem reasonable at first glance, do not adequately ensure proper security procedures or involve the necessary chain of command communication that the situation demands.