Which AI technology was first widely adopted by the U.S. federal government to improve customer service in their citizen-facing offices?

Government agencies are increasingly adopting retail strategies to improve citizen experiences. One major innovation has been the implementation of artificial intelligence in government service centers and offices to enhance efficiency, reduce wait times, and provide better customer service. Test your knowledge about how AI is transforming the interface between citizens and government services!

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Predictive analytics systems for anticipating peak service hours
Virtual assistants and chatbots for answering common questions
Facial recognition for streamlining identity verification
Automated document processing using computer vision