The primary function of carbohydrates is to store energy. The correct option among all the options that are given in the question is option "A". The five most important function of the carbohydrates are energy production, energy storage, building macromolecules, sparing protein, lipid metabolism.The main function of the carbohydrates is to supply energy to various cells of the body. Numerous cells like glucose as the source of energy. Cells like the red blood cells can only produce cellular energy from the glucose that are mainly provided by the carbohydrates.
