One Serving of Animal Crackers (30 G) Contains 4

One serving of animal crackers (30 g) contains 4.5 g of fat, 22 g of carbohydrates, and 2 g of proteins. Which of the following equations would you use to determine the number of calories in one serving of animal crackers?

A) 4.5 g * 4 Cal/g + 22 g * 9 Cal/g + 2 g * 4 Cal/g
B) 4.5 g * 9 Cal/g + 22 g * 4 Cal/g + 2 g * 4 Cal/g
C) 4.5 g * 4 Cal/g + 22 g * 4 Cal/g + 2 g * 4 Cal/g
D) 4.5 g * 9 Cal/g + 22 g * 9 Cal/g + 2 g * 4 Cal/g
E) 4.5 g *4 Cal/g + 22 g * 4 Cal/g + 2 g * 9 Cal/g