Which command will purge the errorlog of all recorded occurrences of a given SRN?（）

A.Stop the applications in all data volume groups and shut the system down during the outage period.
B.Stop the applications in datavg, unmount all datavg filesystems, varyoff datavg, and export datavg.
C.Stop the applications in datavg, unmount all datavg filesystems, and reduce datavg by the SAN disks.
D.Use the 'cpvg' command with the -z option to copy and compress datavg to different physical volumes.

A.Allows the mirror partitions to spread across a maximum number of disks.
B.Allows the copy of a partition to be on the same physical volume as the mirrored partition.
C.Prevents partitions allocated to one logical volume mirror from sharing a physical volume with partitions from another logical volume mirror.
D.Forces copies of logical partitions to be housed on different physical volumes, while allowing a single physical volume to be shared by logical volume mirrors.

A.Run DLPAR to change the LPAR memory for each test.
B.Run rmss command to simulate different memory for each test.
C.Run chdev command to limit the system memory size for each test.
D.Run chattr command to limit the system memory size for each test.