Which psychological effect best explains why consumers are more likely to purchase products endorsed by celebrities they admire?

Celebrity endorsements have been a cornerstone of product marketing for decades. When famous people lend their image to a brand, they can significantly influence consumer behavior through psychological mechanisms like parasocial relationships and aspiration. This trivia question tests your knowledge of the psychological impact celebrities have on consumer purchasing decisions.

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The halo effect - positive feelings toward a celebrity transfer to the products they endorse
The Hawthorne effect - consumers feel observed by celebrities when making purchasing decisions
The Baader-Meinhof phenomenon - consumers notice the product more after seeing the celebrity use it
The Von Restorff effect - celebrity-endorsed products stand out simply because they're different from other products