The purpose of these lines is to show that every beautiful thing some time will lose its beauty either by time (nature's changing course) or by chance e.g. an unfortunate event
They are close friends in the beginning of the play. http://webcache.googleusercontent.com/search?q=cache:yDbvfIrZYaAJ:www.studynotes.ie/wiki/macbeth-ban...
C flag:nationality yes this one
Answer: poop
Explanation: third answer
