Which command changes the volume read policy to force Volume Manager to read from
each plex of the datavol mirrored volume in the datadg disk group?

A.
vxedit -g datadg set rdpol=round datavol

B.
vxvol -g datadg rdpol roundrobin datavol

C.
vxedit -g datadg set rdpol=roundrobin datavol

D.
vxvol -g datadg rdpol round datavol