A storage administrator is configuring Optimizer on an EMC Symmetrix VMAX array. The array is configured entirely with RAID 5 (3+1) devices. All devices are 8 GB and all devices are R1 devices with SRDF/A mirrors on a remote array.
Optimizer has completed the first cycle of performance analysis and has recommended a large number of device swaps to balance the activity on the array. The storage administrator has been asked to minimize the time it takes to complete all the swaps.
What is the minimum configuration of DRV devices that the administrator needs to create?

A.
8 x RAID 1, 8 GB DRVs

B.
8 x RAID 5, 8 GB DRVs

C.
16 x RAID 1, 8 GB DRVs

D.
16 x RAID 5, 8 GB DRVs