Please answer this for me

I think the answer would Be B

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .