Final answer:
The subject of this question is The General Orders for Sentries. These orders are instructions given to soldiers who are assigned as sentries or guards, outlining their duties and responsibilities.
Step-by-step explanation:
The subject of this question is The General Orders for Sentries. The general orders for sentries are instructions that are given to soldiers who are assigned as sentries or guards. These orders outline the duties and responsibilities of a sentry, including receiving and obeying orders from commanding officers and other authorized personnel.