What is outlined in the Air Force Instruction (AFI) 36-2101 regarding military personnel?

The correct choice focuses on the policies for retirement and separation outlined in AFI 36-2101. This instruction serves as a critical resource detailing the processes that govern how military personnel transition out of service. It provides essential guidelines regarding the eligibility, timelines, and procedures that must be followed when a service member retires or separates from the Air Force. This information is crucial for ensuring that all members understand their rights, options, and the steps necessary to complete their military careers responsibly.

While the other choices encompass important aspects of military personnel management, they pertain to different instructions or regulations. For example, duties and responsibilities, promotions and assignments, and physical fitness standards are covered under different Air Force instructions, focusing more on the operational aspect of personnel management rather than the transition processes that AFI 36-2101 specifically addresses. Thus, understanding the specifics of retirement and separation policies is essential for any service member preparing for that phase of their career.