Read this excerpt from We’ve Got a Job: The 1963 Children’s March. When Arnetta Streeter was in elementary school, she wanted to become a nun. She loved the nuns who taught at St. Mary's, the Catholic school she attended through third grade. Arnetta said they were "very, very strict," and she liked the discipline and high academic expectations. Which part of the narrative structure does the author develop in this excerpt? a Plot is developed as Arnetta experiences the highs and lows of a school day. b Characterization is developed, showing Arnetta’s enthusiasm for school. c Conflict is developed as Arnetta is disciplined by the nuns at her school. d Setting is developed, revealing the layout of Arnetta’s school building.