An administrator has an IBM i partition hosted by VIO Server (VIOS), and managed by an HMC.
The administrator has hdisk2 through hdiskl7 assigned to a vSCSI adapter, and wants to map 2
more virtual disk units, but receives an error when trying to map the disks to the vSCSI controller.
What is the cause of the error?

A.
The vSCSI adapter limit has been reached.

B.
The disk units are incorrectly formatted for AIX/VIOS.

C.
The PowerVM license must be upgraded to Enterprise from Standard.

D.
The client partition must be powered off to map virtual disks to a vSCSl controller.