What can be added to the /etc/vfstab file to automatically mount the /var directory from the NFS servers a turn onto the mount point /test so it is mounted as read-only with interrupts disabled?

A.
saturn:/var – /test nfs – yes –

B.
saturn:/var – /test nfs – yes ro

C.
saturn:/var – /test nfs – yes ro,intr

D.
saturn:/var – /test nfs – yes bg,soft

E.
saturn:/var – /test nfs – yes ro,nointr