An indoor 1240 AP is booting and has obtained an IP address using DHCP. The AP has confirmed prior controller IP addresses from a previously joined mobility group stored in NVRAM. What is the next step the AP performs?

A.	DHCP option 43.
B.	DNS resolution of CISCO-LWAPP-CONTROLLER.localdomain.
C.	Layer 2 LWAPP discovery broadcast.
D.	Layer 3 LWAPP discovery broadcast.
E.	Ping each Cisco WLC to verify its current status.
F.	Select a Cisco WLC based on its position in the configured join selection sequence.