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.tar -xvf /mnt/backup/server1.mksysb ./etc/resolv.conf
B.restore -Tvf /mnt/backup/server1.mksysb ./etc/resolv.conf
C.listvgbackup -f /mnt/backup/server1.mksysb -r ./etc/resolv.conf
D.restorevgfiles -xrm /mnt/backup/server1.mksysb ./etc/resolv.conf