The answer would be D. Lactic Acid fermentation because this type of fermentation is anaerobic, or doesn't require oxygen.
Muscular dystrophy is a muscle disease that causes a loss in muscle mass and weakness. Patients with muscular dsytrophy may experience a weakening in their cardiac muscles, causings heart malfunction. Muscular dystrophy can also deteriorate the diaphragm, a muscle that solely aids in respiration, causing a breathing malfunction.
Calvin cycle i’m pretty sure