$1)$ Explain $4$ different Linux distributions designed for recovery and repair when the OS does not boot properly; for each of these, please highlight $4$ features.

$2)$ Can you recommend which of the $4$ you would install and explain why? Briefly

$3)$ Can you provide a step by step as to how you would prepare and boot the recovery system

$4)$ Imagine you are on a VM$,$

i$)$ Can you rescue this system if this does not work also explain how?

ii$)$ Is it worthwhile to rescue this? Or just to create a new VM$,$ briefly explain $2$ reasons for and against this.