Atrip through the canadian rockies is memorable, many of the rugged mountains are covered with snow all summer. correct or run on sentence?

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?