A Serving of Food Supplies 18 G Protein,20 G Carbohydrate,7

A serving of food supplies 18 g protein,20 g carbohydrate,7 g fat,18 mg vitamin E,2 mg iron,and 100 g water.Which of the following statements is true about a serving of the food?

A) Carbohydrate provides the most food energy.
B) Fat provides about 75% of total calories.
C) Vitamin E provides the most food energy.
D) Fat provides the most food energy.