The answer is 3468 kcals. Protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.
Carbohydrate = 240 gms x 4 = 960 cal Protein = 132 x 4 = 528 cal Fat = 220 x 9 = 1980 cal
Total : 960+528+1980 = 3468 calories
Theory ----> not proved yet
Law --------> a theory which is proved and universally accepted
The answer should be C. many different
They begin to form about 3.8 billion years ago
