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单选题
Which IBM System Storage DS8000 copy function provides a three-site or three-copy solutionusing both synchronous and asynchronous replication?()
A
FlashCopy
B
Metro/Global Mirror
C
Metro Mirror
D
Global Mirror
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Two IBM System Storage DS8100 systemsB
One IBM System Storage DS8300 with two LPARsC
Two IBM System Storage DS6800 systems in a single rackD
One IBM System Storage DS6800 for System z, and SVC for UNIX and Windows
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IBM Enterprise Storage Server Model 800B
DS6800C
DS4800D
IBM Enterprise Storage Server Model 800 Turbo
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IBM Enterprise Storage Server Model 800B
DS 6800C
DS 4800D
IBM Enterprise Storage Server Model 800 Turbo
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