Which innovative technology has many major supermarket chains implemented to dynamically adjust pricing for perishable foods based on expiration dates?

The food retail landscape is constantly evolving with new technological innovations to enhance shopping experiences and optimize operations. This trivia question tests your knowledge about a significant recent innovation that has changed how grocery stores manage their fresh produce sections. Understanding these advancements can provide insight into how retailers are combating food waste while improving profitability and sustainability.

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Electronic Shelf Labels (ESLs) with automated markdown algorithms
RFID-enabled shopping carts that suggest recipes based on expiring items
Blockchain verification systems for organic produce authentication
AI-powered visual recognition systems that sort produce by color gradient