The bell jar Sylvia Plath

Why does Esther say her disease is incurable and how does this relate to Plath's depiction of Esther's decline. You can begin with obsession with the Rosenbergs to the end of the novel (and make sure you include some discussion of the end). Remember you are using the primary text and at least one scholarly secondary source. A couple of quotes from the book, one scholarly secondary source and works cited page. Essay has to be 550 words or more.