Question $1($Mandatory$)(5$ points$)$

A water pipe bursts, flooding a General Business Company $($GBC$)$ utility room and tripping the circuit breakers on a panel in the room. GBC contacts Hal, a licensed electrician with ten years of experience, to investigate the damage and turn the breakers $"$on$."$ Hal attempts to turn on one of the breakers without testing for short circuits, which he knows should be done. Hal is electrocuted, and files a suit against GBC for damages, alleging negligence. How might GBC defend itself? $(5$ points$)$