A customer is trying to decide between an IBM Storwize V7000 model 312 and IBM Storwize V7000 model 524.
What is one difference between these two products?
A . Replicate to each other
B . Able to have 9 expansion enclosures
C . 3.5 inch drives in the control enclosure
D . Cluster up to four controller enclosures
Answer: C