Answer:
Since the dawn of time man has been alone. Wondering the world in search of food, water, and other human beings. And it stayed that way until humans finally met face to face.
Being alone with a stranger in modern times must have felt like what cavemen felt when they first interacted with each other. Being in a room with two strangers can be frightening. This is because you have never met them before and do know what they are like. That factor of the unknown can be terrifying to some. This is because the fear of the unknown helped the cavemen to survive.
Being alone with strangers can also make a person feel exitement. This is they have never met this person before and want to socialize. This was an instinct cavemen had to so they would stay to gether and survive. Although now
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