Why does Annie re experience her old fear of falling through the boards of the jetty?

Annie re-experiences her old fear of falling through the boards of the jetty because it symbolizes her unresolved anxieties and insecurities. The jetty represents a precarious situation where she feels vulnerable, triggering her past trauma. This fear may resurface as a manifestation of her internal struggles or as a response to a current emotional crisis, highlighting how past experiences can influence present feelings. Ultimately, it reflects her ongoing journey of confronting and overcoming her fears.