A Chief Information Officer (CIO) has determined that creating a highly available environment is desirable, but budget concerns will dictate what redundancy is added in the near future. Which of the following should the SAN administrator recommend? (Select TWO).
A. Implement a VTL backup solution
B. Install a secondary storage array for mirroring data
C. Install multiple port HBAs on SAN-connected servers
D. Install duplicate storage array controllers
E. Deploy switches to provide a secondary fabric
