What guideline must be followed for onboard alcohol consumption?

Following the specific command policy and Navy regulations that govern alcohol use is crucial for maintaining discipline and safety aboard a vessel. This guideline outlines the responsible and lawful consumption of alcohol in the military context and takes into account the diverse environments and missions that Navy personnel may undertake.

Command policies often dictate when, where, and how much alcohol can be consumed, reflecting operational readiness and the importance of maintaining a safe environment for all crew members. Adhering to these regulations ensures that all personnel remain mission-ready and can act appropriately in emergencies. It also helps foster a culture of accountability and respect among the crew, aligning personal behavior with the expectations of military service.

In contrast, the other options either provide incomplete guidance or are too restrictive. Ensuring all crew members are of legal age is important but doesn’t encompass the broader guidelines that govern alcohol use. Limited consumption to weekends may not align with the command's specific rules. Lastly, an outright prohibition of alcohol would be overly severe and not reflective of most command policies, which typically allow for some regulated consumption.