Ali is in a weight-lifting program for one hour a day several days a week. During his workout, each exercise lasts only a minute or so because of how difficult the work is. A few hours after exercise, he notices that his muscles are sore and slightly swollen. His muscle cells have experienced that led to production of . A. fermentation; alcohol B. nitrogen fixation; water
C. anaerobic respiration; lactic acid D. aerobic respiration; carbon monoxide