Final answer:
Lizabeth's overhearing of her parents' conversation leads to a moment of self-reflection and maturity, making her aware of her family's struggles and her own behavior towards Miss Lottie.
Step-by-step explanation:
Overhearing the conversation between her parents profoundly affects Lizabeth by making her realize the gravity of her family's struggles and the emotional turmoil adults face. This realization triggers a cascade of emotions in Lizabeth, leading her to reflect on her own immature behavior, particularly towards Miss Lottie. This critical moment represents a rite of passage for Lizabeth, marking her transition from childhood unawareness to a deeper understanding of the complexities of life and the responsibilities that come with maturity.
In the story, Lizabeth overhears a conversation between her parents on pages 317-318. This conversation has a profound impact on her. It makes her feel confused and afraid because it reveals the upheaval in her family. She realizes that her parents are struggling to support her and her brother Joey, which increases her anxiety. This realization changes her perspective and helps her understand the difficult situation her family is facing.