A.createabackupofthedatabaseandrecoverallcorruptedblocksfoundinthebackup
B.runabackupvalidationandlistallthelogicallycorruptblocksaswellasphysicallycorruptblocksinthedatabase
C.runabackupvalidationtopopulateV$COPY_CORRUPTIONview,andthenlistanycorruptblocksrecordedintheview
D.runabackupvalidationtopopulateV$DATABASE_BLOCK_CORRUPTIONview,andthenrepairanycorruptblocksrecordedintheview
E.runabackupvalidation,repairanycorruptblocksfoundduringthevalidationprocess,andthenupdateV$DATABASE_BLOCK_CORRUPTIONviewtoindicatewhichcorruptblockshavebeenrepaired