Air gaps prevent cross-connections and contamination by discharging water and waste across an unobstructed space (a gap of air). That space is between the fixture outlet and the "flood level rim" of a receptacle (be it a sink, floor drain, standpipe, or other approved unit).
Answer:
The correct answer is C) performed to improve the performance, health, or appearance of your body
Explanation:
Exercise is a form of physical activity that is performed to improve the physical health, performance, and appearance of the body. During exercise, we generally sweat and we take a deep breaths because our body requires more oxygen to work and this helps our heart to remain in good condition and function properly.
According to WHO, 150 minutes of moderate-intensity exercise or 75 min vigorous exercise weekly should be done to remain fit but to improve performance and physical health increasing exercise time or exercise load gradually is recommended.
By doing regular exercise in the right way we can improve our body posture and appearance. Therefore the right answer is C.
