单选题IBM Global Mirror is based on which of the following very effective copy services functions（）AMetro Mirror andFlashCopyBGlobal Copy andFlashCopyCMetro Mirror and Global CopyDOEL and Global Copy
单选题
IBM Global Mirror is based on which of the following very effective copy services functions（）
A
Metro Mirror andFlashCopy
B
Global Copy andFlashCopy
C
Metro Mirror and Global Copy
D
OEL and Global Copy
参考解析
解析：
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