Briefing Aruba Knowledge

What are two different methods of configuring AP redundancy between 2 local controllers?

What are two different methods of configuring AP redundancy between 2 local controllers?
(Choose two)

A.
Fast-Failover

B.
Configure the locals as remote nodes

C.
Use named VLANS

D.
LMS and Backup LMS IP

E.
AP Redundancy can only be configured between a Master and Local