Maintenance is planned on a vCenter Server that is under vCloud Director control during an upcoming outage window. There are no other components with allowed downtime. Which course of action is required to allow the remainder of the vCD environment to operate without interruption?
A.
Disable the vCenter Server which has planned maintenance from the System Settings tab.
B.
Put the management cluster in Maintenance Mode on vCenter Server.
C.
Disable the vCenter Server which has planned maintenance from the Manage & Monitor tab.
D.
Place the vCenter Server in Maintenance Mode on the Manage and Monitor tab.