b) Nope! Nope! Nope! The size and musculature of the thing alone is enough to disuade you from letting it loose. You opt to go through the door on the right of the throne.
c) You help. What else can you do? It may be a native of this place and in a position to help you out. Or it could kill you. At least that would be quicker than the alternative of starving to death.
Well? What do you do? Vote! Share! Good luck!