Which celebrity's product endorsement deal is credited with transforming Nike from a running shoe company into a global sports brand, with the signature shoe line generating over $3 billion annually by 2019?

Celebrity product endorsements have become a cornerstone of modern marketing strategies. When famous personalities lend their image to brands, the impact can be substantial—sometimes transforming a product's market position overnight. This poll tests your knowledge about one of the most successful celebrity endorsement deals in history that revolutionized athletic footwear marketing.

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Michael Jordan
LeBron James
Serena Williams
Cristiano Ronaldo