ocean dumping:
a)can contaminate beaches.
b)is the most sanitary form of dumping.
c)provides a food source for fish.
d)all of these choices are correct.

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.

i think the answer is b.