By the end of Act 2 of the crucible what kind of person does John Proctor seem to be? How might readers judge his actions and decisions?

Throughout the giver, author lois lowry renames many everyday terms. eleven-year-olds are "elevens," babies are "newchildren," stuffed animals are "comfort objects," and families are called "family units." what is the purpose of these alternate labels? what effect do they have on the story?