Which of the following is used to facilitate communications with a user’s smartphone in order to make purchases and paym

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answerhappygod
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Which of the following is used to facilitate communications with a user’s smartphone in order to make purchases and paym

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Which of the following is used to facilitate communications with a user’s smartphone in order to make purchases and payments by proximity?

A. Bluetooth
B. IR
C. NFC
D. WPS
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