Why does Shakespeare open the play by showing the witches? Why is it good for Macbeth not to appear first?

How can rereading a passage to clarify the meaning of a later one?

"as one of our outstanding historical figures once said, ‘when a great democracy is destroyed, it will not be because of enemies from without but rather because of enemies from within.’" (paragraph 7) how does this quote reveal mccarthy’s point of view and advance the purpose of his speech?

Which best explains rev. simon hosack’s reaction to stanton’s feelings about behaving like a boy?