What roles do the following nutrients play in the body? a. Carbohydrates b. fats c. Proteins

Carbohydrates help fuel your brain, kidneys, heart muscles, and central nervous system.

fats give your body energy and to support cell growth. They also help protect your organs and help keep your body warm.

proteins are required for the structure, function, and regulation of the body's tissues and organs.

Depression is lifelong, though you can get medication to with it. the difference between sadness and depression is that sadness lasts a little bit, depression last a long time and it goes on and off. people usually get depression through experiences they have been through, or genetics.

Its either c or d. i would go with d though, because im not sure if its legal in all of the us