Which mobile commerce technology was first introduced in public transit to allow passengers to pay fares by simply tapping their smartphones against a reader?

Mobile commerce has transformed how we access and pay for transportation services. From ride-hailing apps to mobile ticketing for public transit, the transportation industry has embraced digital payment solutions to enhance customer convenience. This poll tests your knowledge about a significant mobile commerce innovation in public transportation that changed how millions of commuters pay for their journeys.

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NFC (Near Field Communication) mobile payments
QR code scanning payment systems
Bluetooth Low Energy (BLE) payment beacons
SMS text message payment services