How many energy-yielding NUTRIENTS are there?

Question 1
How many energy-yielding NUTRIENTS are there?
O 1
O 2
O 3
O 4
O 5
Question 2
Nutrients are:
O The foods and beverages a person usually eats and drinks
O Components of food that are indispensable to the body's functioning
O The units used to measure energy in food and in the body
O The body's chief form of stored energy
O None of the above
Question 3
Which of the following is NOT an energy yielding NUTRIENT?
O Protein
O Carbohydrate (CHO)