Answer:
We communicate because, need to have social interactions with other humans, because we can just live our live alone, even though I know I want to. Communication is important when it comes to getting help on schoolwork, job interviews, example - when you have a job you have to be able to communicate with your boss when you need something or if you won't be able to do to work you need to let your boss know.
Explanation:
that's just my short anwser
