An administrator needs to update both VIO Servers in a dual VIO Server environment
Prior to updating the first VIO Server, what action should be taken on the vSCSI client partitions to
ensure they have access to the disk hosted from the second VIO Server?

A.
Verily that the path to the disk is active using ispath.

B.
The map of the VIO Server environment must be verified with ismap.

C.
The secondary path must be manually redesignated as the primary using chpath.

D.
A snapshot of the disk on the first VIO Server must be compared with the second using viosbr.

Explanation: