Who becomes Julie's first friend after her move to the country in the novel, Up a Road Slowly?

Carlotta is Julie's first friend after Julie moves to Aunt Cordelia's house in the country. Carlotta is described as a spoiled child, who is indulged by her parents, who prefer to bestow gifts instead of discipline, resulting in Carlotta's lack of discrimination and compassion. Julie and Carlotta remain friends, even when they attend high school in town.