Which innovative retail strategy did Rihanna implement with her Fenty Beauty line that revolutionized the industry and led to the 'Fenty Effect'?

Celebrity endorsements have become a cornerstone of retail marketing strategy, but how much do you know about their actual impact on consumer behavior? This poll explores the fascinating intersection of fame and retail innovation, challenging your knowledge about how star power translates to retail success. Test your understanding of this powerful marketing tool that bridges the gap between famous personalities and shopping habits!

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Offering an unprecedented 40+ foundation shades to accommodate diverse skin tones
Creating limited-time pop-up stores that only opened for 24 hours in major cities
Implementing an AI-powered virtual try-on system for all makeup products
Using blockchain technology to verify the authenticity of all Fenty products