The other students' in Auggie's homeroom kept their distance from him. the one student, Henry, placed his backpack on the desks between them to "build a wall." the students were not welcoming towards Auggie. Auggie is able to cover his face with a mask, in order to feel like every other kid.
What kind of crime. victimless crime, the criminal justice, war crime, or crime against humanity
The type of figurative language is an Alliteration.
Repetition helps exaggerate a point that the author is trying to convey. It highlights the main idea of what that character in the story is trying to let readers understand when stating such phrases.