Weightlifters usually take a "pre-workout" which is suppose to basically give them energy. its almost like taking redbull in a way. but this supplement isnt for everyone. some people get a really upset stomach and also can cause diarrhea
I believe the answer is C
I hope you get it right and have a great day :)
Answer: To maintain Cellular respiration
Explanation:
The body must take in oxygen so that the blood cells can absorb it. This allows the blood cell to release CO2. Therefore, Inhaling oxygen is necessity for maintaining cellular respiration.
