On a XIV system, how can a thin provisioned volume be changed to a regular provisioned volume?

A.
in the GUI, right mouse click on the volume and select “regular provision”

B.
in the XCLI, use the command vol_resize on the volume

C.
in the XCLI, use the command pool_change_config on the pool containing the volume

D.
in the GUI, right mouse click on the volume and move it to a regular pool