This will at least allow you to boot. Use a rescue package to set up disks designed to be used as rescue disks. Learn what is required for each of the types of disk to operate, then build your own.
Some people choose the last option so they can do it themselves.
That way, if something breaks, they can work out what to do to fix it. Plus it's a great way to learn about how a Linux system works. This document assumes some basic familiarity with Linux system administration concepts. For example, you should know about directories, filesystems and floppy diskettes. You should know how to use mount and df .