It’s his imagination. this is the point in the story where macbeth is starting to experience paranoia (and almost insanity). banquo’s “ghost” is a creation from macbeth’s conscience that is sending a message that macbeth maybe shouldn’t have killed him.
1. They dark and gloomy sky started to downpour.
2. The humongous football stadium was jam packed with people standing shoulder to shoulder to watch the game
3. The woman became furious
I think because is your best option.