I am not going to give out all of the lesser gods of Olympus, but some. Some lesser gods of Olympus were Eros, which is Cupid, The graces, Iris, and Hebe. Eros is the God of graces are the daughters of Zeus, Iris is the goddess of the rainbow, and Hebe is the goddess of youth.
Personification the text is giving the moon human characteristics
Your answer is gentle souls are often disguised by rough exteriors. The others do not cover the overall theme of the book. Yes some rich and poor kids do not get along, but that is not an overall lesson. Also how often did they walk home alone. The story does not revolve around that. Last, Cherry was not a main character, she was not a main part of the plot. So your answer is once again the first one, it goes with the overall plot of the story.