Making an inference involves using what you know to make a guess about
what you don't know, or reading between the lines.
Hope it helps!
Answer:
I won't write 100 words for the answer but the theme is the process of becoming.
The Teachers and students in the school were aware of Zan’s plight.
What did they do to help him?
P.S I know the answer cuz I read this book and loved it!
Means someone or something is very light weight, metaphor