An administrator wants to restore the /etc/resolv.conf file from a mksysb backup onto server1.  After the mksysb is mounted in /mnt/backup/ from the local nim server, which command should be run to restore the file? () 
A、A.tar -xvf /mnt/backup/server1.mksysb ./etc/resolv.conf
B、B.restore -Tvf /mnt/backup/server1.mksysb ./etc/resolv.conf
C、C.listvgbackup -f /mnt/backup/server1.mksysb -r ./etc/resolv.conf
D、D.restorevgfiles -xrm /mnt/backup/server1.mksysb ./etc/resolv.conf