Which three classes of nutrients supply the body with energy

answer:

The three classes of nutrients that supply the body with energy are fats, carbohydrates, and lipids.

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it's a nutrition food for pregnant mothers so they unborn child can get its nutrition that it needs to grow in to a healthy baby.

explanation:

and the mother is getting all of her nutrition and her calcium and vitamins .

the answer to your question is: family members who abuse drugs.

(i hope this ! )