After interviewing a customer to understand wireless client requirements, you determine that
802.11b must be enabled to support legacy clients within a mixed-mode environment. Which
recommendation will have the greatest impact on mitigating the effects of 802.11b clients on the
rest of the network?

A.
Restrict OFDM modulation from being used.

B.
Make 11 Mb/s the lowest mandatory rate.

C.
Enable a separate SSID for 802.11b clients.

D.
Enable a short preamble.

Explanation: