I would have to say it's part of the theme.
Morality and politics is the ethos of the story, aka origin aka theme.
With-out a theme there would be no plot...and no setting.
So...
C. Theme
Hi
The answer you are looking for is option C, That the water in canyon streams was first snow in the mountains.
Hope this helps
Answer:
Lady Macbeth faints when she hears the news of King Duncan's murder to show her innocence and because the scene is to gruesome for a kind hearted lady
Explanation: