单项选择题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