802.11a operates in the __________ spectrum using orthogonal frequency division multiplexing (ofdm).

The 802.11-2007 standard using an ERP-DSSS/CCK radio supports which data rates?
A. 3, 6, and 12 Mbps
B. 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
C. 6, 12, 24, and 54 Mbps
D. 6, 12, and 24 Mbps
E. 1, 2, 5.5, and 11 Mbps

What are the required data rates of an OFDM station?
A. 3, 6, and 12 Mbps
B. 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
C. 6, 12, 24, and 54 Mbps
D. 6, 12, and 24 Mbps
E. 1, 2, 5.5, and 11 Mbps

The original 802.11 standard requires which data rates?
A. 1, 2, 5.5, and 11 Mbps
B. 6, 12, and 24 Mbps
C. 1 and 2 Mbps
D. 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
E. 3, 6, and 12 Mbps