Final answer:
In Ann Braden's novel, The Benefits of Being an Octopus, the character Lenny has a marker stain on his wallpaper. This detail helps to illustrate the theme of poverty in the narrative.
Step-by-step explanation:
In the book The Benefits of Being an Octopus by Ann Braden, Lenny, one of the characters, has a stain on his wallpaper from a marker. The main character, Zoey, mentions it when describing Lenny's living conditions. The marker stain on the wallpaper serves to underline the theme of poverty and struggling circumstances the characters find themselves in throughout the book.
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