Which statement correctly distinguishes aerobic and anaerobic conditioning and provides a correct example?

• A. Aerobic uses sustained oxidative metabolism; example: sprint intervals.
• B. Aerobic uses high-intensity, short bursts; example: tempo runs.
• C. Aerobic uses sustained oxidative metabolism; example: continuous running.
• D. Anaerobic uses continuous submaximal effort; example: long jog.

Answer: (C)

Energy systems and duration drive the distinction here. Aerobic conditioning relies on oxidative metabolism, using oxygen to produce energy for extended efforts. Continuous running is a classic example because it can be sustained steadily with a steady oxygen supply, promoting cardiovascular efficiency and endurance. Sprint intervals and other high‑intensity bursts rely on anaerobic energy pathways that don’t require oxygen and are used for short, powerful efforts, not sustained aerobic work. Describing anaerobic work as continuous submaximal effort is not accurate, and a long jog is an aerobic activity, not anaerobic. This is why the statement about aerobic using sustained oxidative metabolism with continuous running is the best fit.