The energy value listed for foods refers to the a. total amount of chemical energy in the food. b. amount of energy available as fuel for the body. c. total nutritional value of the food. d. amount of carbohydrates

Answer;

B. Amount of energy available as fuel for the body.

Explanation;There are three main sources of energy to the body namely; the proteins, carbohydrates, and fats or lipids. Each of these food types is associated with a specific provision of energy in calories per 1 gram. Carbohydrates are the main source and the preferred sources of energy to the body, they breakdown to glucose which acts as an immediate source of energy. Proteins and carbohydrates generates 4 calories of energy per gram while fat provides the most, 9 calories of energy per gram.

I think the correct answer among the choices listed above is option B. The energy value listed for foods refers to the amount of energy available as fuel for the body. This is because these contents in the food serve as the fuel in our body, the one which gives us energy to do our day to day activities.