Why is most girls beautiful?

Beauty is a selling tool. If an advertisement has a beautiful girl in it then it draws more public attention. It is pretty self explanatory. People like beautiful girls.

Girls feel pressured to become beautiful because it will give them more attention because we know if we aren't pretty, then we will end up alone. im a living example of that. no matter how much make-up you throw on,your true looks shine through...and it sux