Answer:
Sleep
Explanation:
Consciousness is a term used to describe the awareness of your physical and mental experience. ... There are a number of different states of human consciousness as well as a variety of things that can have an impact on these states of awareness.
sleeping person is unconscious to most things happening in the environment. The biggest difference between someone who is asleep and someone who has fainted or gone into a coma is the fact that a sleeping person can be aroused if the stimulus is strong enough.