The Yellow Wallpaper is a short story penned by Charlotte Perkins Gilman. From the given phrases the sentence that reveals the confused tone is "Sprawling Outlines."
The word "sprawling" refers to something that is untidy and not in order or something that is spread in an irregular manner. Whereas, the word "outline" refers to the shape of something or something that is defined properly.
The phrase "sprawling outline" is a combination of two different words whose meaning is also not similar or reveal any resemblance thus forms a confusing tone.
