The less costly, more practical way to estimate the level of body fat in an individual is through the skinfold thickness measurements. Thus, the correct option is C.
Body fat percentage can be defined as the percentage of the body that consists of fat. There are several different ways to assess the body composition more accurately among individuals than taking BMI measurements.
Skinfold thickness (SFT) measurement is a reliable, cheaper, simple, and a noninvasive method of body fat estimation at all the ages including that of the newborn period. It measures the thickness of the subcutaneous fat at various sites of the body from which the total body fat and hence contribution of the fat to body mass can be estimated accurately.
Therefore, the correct option is C.
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