Why is the Army particularly concerned about excess body fat?

The Army is particularly concerned about excess body fat because it indicates a lack of personal discipline. Maintaining an appropriate weight and body composition is essential for soldiers, as it reflects their overall physical fitness level and commitment to the Army’s standards. Soldiers are expected to maintain a certain level of fitness to effectively carry out their duties. Excess body fat can signal that a soldier may not be taking the necessary steps to stay in shape, which can impact their readiness and performance in physical tasks. Additionally, a culture of discipline is critical in the military context, and body fat standards are part of promoting that culture, ensuring that all personnel are prepared for the rigors of service.

The other choices focus on points that do not represent the Army's concerns effectively. For instance, the idea that excess body fat enhances athletic performance is contrary to established fitness principles and practices in the military. Moreover, excess body fat directly contradicts the notion that it has no effect on military duties, as physical fitness is crucial for operational effectiveness. Lastly, while there may be a correlation between physical fitness and morale, suggesting that excess body fat improves overall morale does not accurately reflect the Army's values or objectives related to readiness and discipline.