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Anadministratorneedstoreplaceafailedinternaldiskinamirroredrootvg.Whichofthefollowingisoneofthestepsthatmustbefollowed()

A.Deallocaterootvgmirror
B.Usehotreplacemanager
C.Breakrootvgmirror
D.DeallocateLPsfromfaileddisk
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