Answer:
2) protein
Step-by-step explanation:
Protein is one of the important nutrients that is required by the body. Protein functions as an energy yielding nutrient in the body. It also provides structures required for development of muscular structure in the body as well as repair of an worn out working tissues found in the body.
Protein can be found in foods such as Fish, Meat, Chicken, Egg, Cream, Cheese, legumes, grains e.t.c.