Final Answer:
Gatsby unexpectedly appeared at the cabin, showcasing a profound transformation in demeanor and appearance.
Step-by-step explanation:
In F. Scott Fitzgerald's "The Great Gatsby," Gatsby surprises everyone at Tom Buchanan's cabin. His sudden presence marks a crucial point in the narrative, revealing a drastic change in his character. Gatsby, who was once mysterious and enigmatic, now presents himself openly, reflecting his intense emotions and newfound determination.
His physical appearance also undergoes a notable alteration, symbolizing the profound impact of his unrequited love for Daisy Buchanan. This unexpected encounter sets the stage for heightened tension and conflict in the storyline, as Gatsby's evolved persona becomes a focal point for the unfolding drama.