HMS, BM 2022 HSC 1 MC An athlete's body is using the lactic acid energy system. What is the likely duration of their performance while using this system? 6 seconds 60 seconds 6 minutes 60 minutes Show Answers Only \(B\) Show Worked Solution B is correct: 60 seconds falls within the glycolytic/lactic acid system’s typical duration (10 seconds to 2 minutes) Other Options: A is incorrect: 6 seconds – Too short, this would be ATP-PCr system C is incorrect: 6 minutes – Too long, would have shifted to primarily aerobic system D is incorrect: 60 minutes – Far too long, this is deeply into aerobic system