Which retail data analytics approach was first pioneered in Barack Obama's 2008 presidential campaign before becoming widely adopted in retail environments?

In today's political landscape, data analytics has transformed how campaigns operate and governments engage with citizens. This trivia tests your knowledge about an innovative retail analytics technology that was first popularized in political campaigning before becoming standard in retail environments. The technology revolutionized how campaigns targeted voters and how government agencies now analyze citizen engagement patterns.

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Microtargeting using predictive modeling
Blockchain-based voter verification systems
QR code-based donation tracking
Augmented reality voter education tools