Which retail giant was the first to implement a blockchain-based system to track food products through its supply chain for enhanced food safety in 2018?

The retail industry is witnessing a technological transformation with blockchain technology. Beyond cryptocurrency applications, blockchain is reshaping supply chain management, product authenticity verification, customer loyalty programs, and payment processing in retail. This poll tests your knowledge about a pioneering blockchain implementation that significantly impacted the retail sector by addressing one of its most pressing challenges.

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Walmart
Amazon
Carrefour
Alibaba