All servers on your network run Windows Server 2008 R2. You plan to configure multiple highly available virtual machines (HAVMs) on a Hyper-V failover cluster. You need to recommend a storage solution that supports high availability. Which storage solution should you recommend?
A.
a direct-attached storage (DAS) device
B.
a multipath serial-attached SCSI drive with a witness disk
C.
a multipath Fibre Channel logical unit number (LUN) with a witness disk
D.
a multipath iSCSI logical unit number (LUN) with Cluster Shared Volumes (CSVs)