Which retail technology innovation did the U.S. federal government first implement in 2014 to revolutionize how citizens access government services?

The intersection of government and retail technology has created innovative ways for public services to be delivered to citizens. Modern governments are increasingly adopting retail strategies to improve citizen experience and service delivery. This poll tests your knowledge about a significant retail technology adoption in the public sector that transformed service delivery.

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Digital Service Marketplace modeled after e-commerce platforms
Blockchain-based voting system for public elections
AI-powered chatbots for all federal agency websites
IoT sensors for real-time monitoring of public infrastructure