The molecules found in the food we eat is most commonly broken down to make ATP is called as carbohydrates. It is done through cellular respiration. Glucose and oxygen are converted to carbon dioxide and water. This will lead to the transfer of energy to ATP.
Proteins is essential part of a healthy diet. Vitamins can either be fat or water soluble. Lipids are insoluble in water and function as energy-storage.
Answer - carbohydrates