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A System p administrator needs to run the annualreval.sh script， directing standard error to /var/log/reval.err， and appending standard out to /var/log/reval.log. 
How can this be accomplished （）

IBM hardware support has just replaced a disk， and commented that the system administrator might want to remove the "DISK OPERATION ERROR" from the error report. 
Which of the following commands is used to delete the "DISK OPERATION ERROR" from the following error report（）
IDENTIFIER TIMESTAMP T C RESOURCE_NAME DESCRIPTION F89FB899 0616150005 P O dumpcheck The copy directory is too small. 5DFED6F1 0616075205 I O SYSPFS UNABLE TO ALLOCATE SPACE IN FILE SYSTEM AA8AB241 0615153905 T O OPERATOR OPERATOR NOTIFICATION 35BFC499 0412130605 P H hdisk6 DISK OPERATION ERROR 91FBD5DB 0525045805 P S ssa1 SOFTWARE PROGRAM ERROR 05F97A32 0525045805 P H ssa1 ADAPTER ERROR