Final answer:
The duty to "give the alarm in case of fire or disorder" is typically found in General Order #3. This is not one of the options provided, but it is important to recognize the correct general order relevant to a sentry's duties. General orders of a sentry cover vital security responsibilities in the military.
Step-by-step explanation:
The question you’ve asked concerns the general orders of a sentry, which are a set of rules guiding the duties of military sentries. Specifically, the duty to "give the alarm in case of fire or disorder" is included in General Order #3. While this was not one of the options provided, it’s important to know the correct general order to ensure a comprehensive understanding of a sentry’s responsibilities.
General orders of a sentry can vary slightly depending on the branch of the military, but they typically include responsibilities related to security, alertness, and the protocol to follow in different situations, such as the presence of fire or disorder. Knowing these orders is crucial for military personnel charged with the vital task of standing guard and ensuring the safety of the area or installation they are protecting.