Answer: C, D
Explanation:
All of the other examples aren't harmful, just different.
Answer:
Someone who is in a coma is unconscious and will not respond to voices, other sounds, or any sort of activity going on nearby. The person is still alive, but the brain is functioning at its lowest stage of alertness.
Answer:
idk lol the answer is A i did it
Explanatiion: By finidng ways to use less elctricty we use less energy and less coal causing eocnomic gain
I think the correct answer is b sorry if wrong