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Redologfilesarenotmultiplexedinyourdatabase.Redologblocksarecorruptedingroup2,andarchiving
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Redologfilesarenotmultiplexedinyourdatabase.Redologblocksarecorruptedingroup2，andarchivinghasstopped.Alltheredologsarefilledanddatabaseactivityishalted.Databasewriterhaswritteneverythingtodisk.Whichcommandwouldyouexecutetoproceedfurther？（）
A.RECOVERLOGFILEBLOCKGROUP2；
B.ALTERDATABASEDROPLOGFILEGROUP2；
C.ALTERDATABASECLEARLOGFILEGROUP2；
D.ALTERDATABASERECOVERLOGFILEGROUP2；
E.ALTERDATABASECLEARUNARCHIVEDLOGFILEGROUP2；
参考答案: