Which presents the heirarchical relationship between LVM entities?()
A、A.VolumeGroup>PhysicalVolume>LogicalVolume>Filesystem
B、B.PhysicalVolume>VolumeGroup>LogicalVolume>Filesystem
C、C.VolumeGroup>PhysicalVolume>Filesystem>LogicalVolume
D、D.PhysicalVolume>VolumeGroup>Filesystem>LogicalVolume