After an upgrade, in what order must vCloud Automation Center appliances be joined to the
cluster?

A.
Join virtual appliances to a cluster in any order from which you shut them down before
upgrading.

B.
Join virtual appliances to a cluster in the same order from which you shut them down
before upgrading.

C.
Join virtual appliances to a cluster in the reverse order from which you shut them down
before upgrading.

D.
Join virtual appliances to a cluster in numerical order (by name) from which you shut
them down before upgrading.