Final answer:
The individual service member is responsible for meeting the standards prescribed in AR 600-9.
Step-by-step explanation:
The responsible party for meeting the standards prescribed in AR 600-9 is the individual service member within the U.S. Army. AR 600-9 is the Army Regulation that outlines the requirements and standards for body composition, weight control, and physical fitness.
The individuals must ensure they meet the standards and maintain proper body composition, weight, and fitness levels to stay in compliance with AR 600-9. They may receive guidance and support from their unit's leadership and healthcare professionals to help them meet these standards.
AR 600-9 helps to ensure that the Army's personnel are physically fit, healthy, and ready to perform their duties effectively.