An administrator needs to move all data volumes and disks in diskgroupappdg into an
existing diskgroup named webdg. The end result will yield one diskgroup on the system:
webdg.
Which command should the administrator use to move the data volumes?

A.
vxdg move appdgwebdg

B.
vxdg split appdgwebdg

C.
vxdg join appdgwebdg

D.
vxdg add appdgwebdg

Explanation: