Answer :
Answer: During cellular respiration, about 36 to 38 ATP molecules are produced for every glucose molecule. The structural formula for adenosine triphosphate (ATP). During cellular respiration, energy from the chemical bonds of the food you eat must be transferred to ATP.
Explanation: hope it helps
The answer is A because B wonky explains half of the answers and C is only talking about the digestive system...A totally different topic. A explains the full process of molecules breaking down into energy.