Final answer:
AFI 36-2905 is the publication that outlines instructions for deferring advancement or frocking of military members who have failed their most recent PFA.
Step-by-step explanation:
The instructions for deferring the advancement or frocking of members who have failed their most recent Physical Fitness Assessment (PFA) are outlined in B) AFI 36-2905. This Air Force Instruction covers the Air Force fitness program and includes guidelines for assessing the physical fitness of enlisted members, as well as the consequences of failing the PFA, such as potential deferment of advancement or frocking.
Members need to understand the policies and consequences associated with PFA results as it directly impact their career progression within the military. The AFI 36-2905 serves as the authoritative source for such information, and all enlisted members are expected to maintain fitness standards as prescribed by this instruction.