An administrator needs to move all data volumes and disks in diskgroup appdg 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 appdg webdg

B.
vxdg split appdg webdg

C.
vxdg join appdg webdg

D.
vxdg add appdg webdg