An ERP access point has both ERP and HR-DSSS stations associated and transmitting data. Which statement is accurate concerning the access point’s responsibilities in the Basic Service Set?

A.
The access point may transmit Beacons using a short preamble only if all of the stations in the BSS have indicated support for short preambles.

B.
The access point must transmit Beacons using a short preamble in a mixed mode environment. Stations not supporting short preambles will not be able to associate.

C.
The access point will alternate transmitting Beacons using long and short preambles so that stations using either preamble length can associate.

D.
If Beacons are transmitted using short preambles, all associated stations are required to transmit all data frames using short preambles.