A student ages 12- 18 should have at least 8 hours of sleep per night.
what is sleep?
- Sleep is a naturally occurring mental and physical condition.
- Sleep is characterized by altered awareness, somewhat suppressed sensory activity, reduced muscular activity and inhibition of almost all voluntary muscles during rapid eye movement (REM) sleep, and diminished interactions with the environment.
Hence, the correct option is B i.e. Eight.
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