Which Statements About the LVM Components Are Correct? (Choose Two

Which statements about the LVM components are correct? (Choose two.)

A) Logical volumes are grouped in a master group.
B) A volume group always consists of one physical volume.
C) A volume group can be reduced in size by removing physical volumes.
D) The operating system accesses the volume groups like conventional physical partitions.
E) A volume group is part of a logical volume.
F) A physical volume can be a partition or an entire hard disk.