One of the most significant new features in Android 2.3 was support for ________ —a short-range wireless connectivity standard that enables communication between two devices within a few centimeters. It can be used for payments (for example, touching your Android device to a payment device on a soda machine), exchanging data such as contacts and pictures, pairing devices and accessories and more.
a. WiFi.
b. Bluetooth.
c. near-field coomunication (NFC).
d. None of the above.
d. None of the above.
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