Foreshadowing is when an author uses symbolism, an event, a small detail, or even a part of dialogue to be a warning or indication of a future event. An author might use this because they want to give the reader knowledge about a future event or to tease them.
It's D. The narrative will change depending on the narrator's tone and point of view.
The moon doesn’t change shape. It actually stays the same. We see the moon change a different shape throughout the month which is what we know as the phases of the moon.
This is because the moon orbits around the earth, as the earth rotates on its axis. The shape we see is what is being reflected by the sun, you see 8 different shapes of the moon each month.