You have just added a CD-ROM drive (/dev/hdd) to your system and have added it to your fstab.Typically you can use which of the following commands to mount media in that drive to /mnt/cdrom?
a.mount /dev/cdrom /mnt/cdrom
b.mount /dev/cdrom
c.mount -t cdrom/dev/cdrom/mnt/cdrom
d.mount /mnt/cdrom
e.automount /mnt/hdd/mnt/cdrom
這題答案是 a 還是 b 呢?