Final answer:
Base personnel should be trained on the ammunition amnesty program annually. This ensures that all personnel are kept up-to-date on the program's policies and procedures for safety and security. The correct answer is option A).
Step-by-step explanation:
The question pertains to the frequency of training for base personnel on the ammunition amnesty program. The correct answer is A) Annually. The ammunition amnesty program is crucial for ensuring that unaccounted for, lost, or illegal ammunition is safely returned to a control point without penalty. It is important for base personnel to be regularly updated on policies and procedures, including any changes that may occur over time. Therefore, annual training ensures that all personnel are well-informed and can uphold the safety and security standards required for handling ammunition.