Which digital customer journey innovation was FIRST widely adopted by national governments to transform citizen service delivery?

Government agencies worldwide are embracing digital transformation to improve citizen services and engagement. This trivia question focuses on how governments are adopting retail-inspired customer journey innovations to revolutionize public service delivery. Test your knowledge about the intersection of government services and modern customer experience principles that are reshaping how citizens interact with their governments.

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Single sign-on portals that unify multiple government services under one digital identity
AI-powered chatbots for handling citizen inquiries and service requests
Mobile government service apps with biometric authentication
Blockchain-based systems for secure citizen record management