Which character in Sylvia Plath's "The Bell Jar" struggles with mental health issues?

Esther Greenwood is the central character in Sylvia Plath's "The Bell Jar," and she is profoundly impacted by her mental health struggles throughout the narrative. The novel provides an intimate look at her experiences with depression, anxiety, and the challenges associated with these issues as she navigates her life in 1950s America. Esther's mental health issues are critical to the story, portraying her feelings of isolation, disconnection from society, and the search for identity within the constraints imposed on her.

The depiction of Esther's mental health not only adds depth to her character but also serves as a reflection of broader themes such as societal expectations of women and the stigma surrounding mental illness during that era. The insights into her psyche and her eventual journey towards seeking help resonate with readers, making her struggles relatable and significant.

In contrast, the other characters mentioned belong to different literary works and contexts, thereby not being relevant to the theme of mental health in "The Bell Jar." By focusing on Esther, Plath effectively highlights the intricate relationship between mental health and personal agency, making her the correct choice in this context.