Refer to the exhibit.
The exhibit shows an N-to-1 cluster configuration, in which nodes are connected to storage devices via dual-hosted SCSI cables.
Why is this an inefficient configuration?

A.
Storage should be shared by more than two nodes.

B.
Clusters should have at most two nodes.

C.
NAS is preferred over SAN for shared storage.

D.
NFS is the preferred way to share storage within a cluster.