Which classic novel features a character who works as an advertising copywriter and includes actual brand names that caused controversy upon publication?

Product placement isn't just a modern marketing tactic! Throughout literary history, authors have referenced real brands and products in their works, sometimes receiving compensation, other times simply reflecting the cultural landscape of their era. This fascinating intersection of commerce and art offers insight into both consumer history and literary technique. Test your knowledge about famous product appearances in classic literature!

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F. Scott Fitzgerald's 'The Great Gatsby' (1925)
J.D. Salinger's 'The Catcher in the Rye' (1951)
George Orwell's 'Keep the Aspidistra Flying' (1936)
Ernest Hemingway's 'The Sun Also Rises' (1926)