Which novel features the character Jay Gatsby?

The character Jay Gatsby is prominently featured in "The Great Gatsby," which is a novel written by F. Scott Fitzgerald. This 1925 work is set during the Roaring Twenties and explores themes of decadence, idealism, resistance to change, social upheaval, and excess. Jay Gatsby is a wealthy and mysterious figure who is known for his extravagant parties and his obsession with the beautiful Daisy Buchanan, who represents the unattainable ideal for him. The novel critically examines the American Dream and the moral decay behind the glittering facade of wealth and luxury.

The other novels mentioned do not include Jay Gatsby: "The Grapes of Wrath" by John Steinbeck focuses on the struggles of migrant families during the Great Depression; "The Old Man and the Sea" by Ernest Hemingway tells the story of an aging fisherman's struggle with a giant marlin; and "The Catcher in the Rye" by J.D. Salinger centers around the experiences of a teenage boy named Holden Caulfield. Each of these works has its own distinct characters and themes, separate from the story of Jay Gatsby.