Which groundbreaking technology, first implemented by Amazon in 1998, revolutionized retail personalization by suggesting products based on previous purchase behavior?

The retail landscape has been transformed by technological innovations that enhance customer experiences. One of the most significant breakthroughs in retail personalization changed how consumers interact with online stores forever. This poll tests your knowledge about a pivotal technology that revolutionized e-commerce personalization and became the foundation for many of today's recommendation systems.

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Collaborative Filtering algorithm
Neural Network Prediction System
Customer DNA Mapping
Behavioral Segmentation Index