What are the three required hardware components of the Storwize V7000 Unified for a minimally
configured system?

A.
A Storwize V7000 controller and two expansion enclosures
B.
Two file modules and a Storwize V7000 controller enclosure
C.
Two file modules and one Storwize V7000 expansion enclosure
D.
One file module, a Storwize V7000 controller enclosure and one expansion enclosure