Final answer:
Counseling sheets are generally entered into the official record at the discretion of the commanding officer, depending on the military branch's specific regulations.
Step-by-step explanation:
The question you have asked relates to whether counseling sheets are allowed to be entered into the official record of a service member. According to military procedures, the entry of counseling sheets into an official record is generally subject to regulations and the context of the counseling. If we are discussing the U.S. military, for example, the answer might be C) At the discretion of the commanding officer. However, policies can vary by branch of service and over time, so it's important to refer to the specific regulations that apply to the service member's branch. In general, counseling sheets that document negative behavior or performance issues may be entered into the official record and could affect a service member's career progression.