How does the conversation between framton and mrs. stapleton affect the plot? framton believes that mrs. stapleton's husband and family are dead, while mrs. stapleton speaks as though they are alive; this builds tension. framton and mrs. stapleton's discussion reveals that they have known one another for many years, providing important background information about the characters. framton learns during their conversation that mrs. stapleton is insane, resolving the conflict of the story. framton, after waiting all day to speak with mrs. stapleton, is unable to speak to her. this marks the climax of the story.