The process of manipulating the macronutrient content of the diet during athletic training to enhance the cells' ability to use fat for fuel is called

carbohydrate loading.

insulin manipulation.

lipid loading.

fat adaptation.

Answer;

Fat adaptation;

This is the process of manipulating the macronutrient content of the diet during athletic training to enhance the cells' ability to use fat for fuel

Explanation;

It is the normal, preferred metabolic state of the human body.

Sugar-dependency is an abnormal metabolic state that inevitably leads to insulin resistance and chronic disease.

After the adaptation of fat the body can effectively burn stored fat for energy throughout the day, and can effectively oxidize dietary fat for energy and thus less fat will be stored in adipose tissue.

The answer is "carbohydrate loading"

Carbohydrate loading is the process of manipulation macro nutrient content of diet especially when one is participating an athletic activity or during the training to enhance the cells ability to use of fat for fuel. It is also called as carb-loading or carbo-loading.