Which wireless standard operates in both licensed and unlicensed bands of the spectrum from 2 to 6 GHz and allows for transmission rates of 70 Mbps at a range of up to 50 kilometers?

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Which wireless standard operates in both licensed and unlicensed bands of the spectrum from 2 to 6 GHz and allows for transmission rates of 70 Mbps at a range of up to 50 kilometers?

802.11g
802.11n
802.11b
802.16
802.11e

Explanation: The 802.16 (or WiMAX) standard allows transmissions up to 70 Mbps. 802.16 has a range of up to 30 miles (50 km). It can operate inlicensed or unlicensed bands of the spectrum from 2 to 6 GHz.

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