Final answer:
The narrator aims to convey confusion about navigating adolescent attractions, reflecting on a friend's simultaneous crushes on a movie star and a real-life boy.
Step-by-step explanation:
The narrator's most likely goal in this excerpt from "Homesick" by Jean Fritz is to express bewilderment and an attempt to make sense of the complexities of adolescent romance and attractions. The narrator is attempting to understand how her friend Andrea could be attracted to different types of boys simultaneously – a movie star and a boy in their own circle. This reflection illustrates the narrator's own process of learning about romantic feelings and the intricacies of youthful infatuations.