Which contactless payment technology experienced the highest growth rate globally between 2019-2021, with transaction volumes increasing by over 300% according to Mastercard data?

In the rapidly evolving world of retail payment systems, contactless technologies have transformed how consumers interact with businesses. This revolution has accelerated dramatically in recent years, changing consumer expectations and business operations. Test your knowledge about one of the most significant recent developments in retail payment technology that has reshaped transaction landscapes worldwide.

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QR code payments
NFC tap-to-pay cards
Mobile wallet payments (Apple Pay, Google Pay)
Biometric payment systems (fingerprint/facial recognition)