Answer:
A: Radio waves.
Explanation:
Computers use short-wave radio in order to communicate with devices in it's immediate vicinity.
I’m sorry I do not speak that
It really depends on what you're using it for such as looking up a recipe or an answer to a question. If you're using it for illegal purposes or looking up things that are seen as morally wrong by other people it can make the internet seem like a bad thing. But the internet wasn't created with that intended purpose so again it's just your own personal opinion.