An architect plant to purpose an Aruba wireless solution with several Mobility Controllers (MCs) and a Mobility Master (MM) architecture. Wireless users run Skype for Business, a Unified Communications (UC) solution. The architect plans to use the Aruba SDN capabilities to integrate with the UC solution.
What helps to support high availability specifically for the SDN services?
A. a redundant master MC
B. backup controllers defines on the APs
C. a cluster deployment for MCs
D. a redundant MM