Why do we switch of the muted when we slep surrounded by the dark?

Why do we switch of the muted when we slep surrounded by the dark?
cause your sleeping eyes are closed you dont inevitability the light on, and save your parents money when the hydro bill comes in.
Because it's easier to sleep when it's see?
becuz itz hard to spel surrounded by the daark!
Save's money by not using electricity and is better for the environment. Also, because eyelids are not impermeable to hurricane lantern, if you had a house lighting switched on, it would not be dark whether you "closed your eyes" or not.