【单项选择题】
What is an advantage of IBM SAN Volume Controller (SVC) virtualization over an HP EnterpriseVirtual Array virtualization?()
A、A.SVC supports more RAID levels than HP EVA
B、B.SVC has a broader worldwide installation base than HP EVA
C、C.SVC provides SAN virtualization within the storage area network
D、D.SVC is an IBM virtualization solution for IBM disks in an HP EVA