An AP using version 7.0 MR1 broadcasts a Layer 3 CAPWAP discovery message on the local IP subnet. Which step does the AP take next?
A. Determine if the controller responses include the primary controller.
B. Determine if the controller responses include the master controller.
C. Send a discovery requestusing DHCP option 43.
D. Send a discovery request using DNS.
E. Send a discovery request using locally stored information on the AP.
F. Send a discovery request using OTAP.
