Answer:
Cellular respiration (Ans B)
Step-by-step explanation:
Cellular respiration is the process which convert the biochemical energy from food molecules into ATP (adenosine triphosphate) and release waste products.
Cellular respiration takes place in the Mitochondrion. The cellular respiration stages include : Glycolysis , Krebs cycle , Pyruvate oxidation and Oxidative phosphorylation.