Because flat characters receive little development, it is arguable that Sally Hayes is a flat character in The Catcher in the Rye. She appears in the novel more than once, but there is no appreciable growth or change in her character from one episode to the next.
Sally Hayes is a conventional girl that comes from a similar upper-class Manhattan background as Holden. Like him, she attends boarding school. Her outlook is superficial, and her thoughts trend toward socializing, clothes, and a predictable future. She is a nice-looking date for Holden but nothing more. When he tries, imperfectly, to get her to see that he wants a less conventional life in the future, she is dismissive and does not understand him. She is self-absorbed and vain and fails to recognize the emotional pain Holden is suffering.
Flat characters are typically one-dimensional characters who are not complex and do not change throughout the course of the story. In J.D. Salinger's Catcher in the Rye , there are several flat...
(The entire section contains 3 answers and 611 words.)