A rhetorical device in which similar words, phrases or clauses used to emphasize ideas. (2 Words)

Does anyone know the answers to these two? i don’t want to have to guess, you!

Which sentence uses all its nominative case pronouns correctly? a we live on the same street b them and rachel are good skaters. c the redskins fans in the family are fred and me d have joanne and him played tennis together before?

What is the central idea of paragraph 1 of the story?