Which revolutionary NLP technology first enabled retailers to accurately analyze customer sentiment across multiple languages simultaneously in real-time?

Natural Language Processing (NLP) has revolutionized how retail brands understand and interact with customers. From sentiment analysis of reviews to AI-powered shopping assistants, linguistic technology shapes modern retail customer insights. This poll tests your knowledge about a groundbreaking linguistic AI implementation that transformed retail analytics and customer understanding.

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Google's BERT (Bidirectional Encoder Representations from Transformers)
IBM's Watson Natural Language Understanding
Amazon Comprehend
OpenAI's GPT-2