Which of the following is an advantage of using BMI?

The advantage of using BMI, which stands for Body Mass Index, primarily lies in its ease of use and the minimal equipment required for measurement. It only requires basic tools such as scales to measure weight and a tape measure to determine height. This simplicity makes BMI a practical tool for assessing weight categories in a population or an individual, allowing for widespread applicability in various settings, including clinics, schools, and fitness programs.

When considering the other options, it's important to note that while BMI is widely used, it does not accurately measure body fat. Instead, it uses weight relative to height to categorize individuals into different body weight categories, which means it can oversimplify complex body compositions. Additionally, BMI does not differentiate between muscle and fat, which can lead to misleading conclusions, especially for very muscular individuals or athletes. Therefore, while BMI is a useful screening tool, it has its limitations in providing a comprehensive view of health or athletic status.