You're in the woods at night and it's dark...

Question: You're in the woods at night and it's dark out. You see a house and go into it. There's no electricity. You see four doors. Which door do you choose? (Say you chose four). You go up four flights of stairs. You see three more doors. Which door do you choose? (Say you choose two) You go up two more flights of stairs. You see two more doors. Which door do you choose? (Say you choose one) you go up one more flight of stairs. You see one more door and you open it. There's a mad man that says "choose your death." The choices are a machine gun, an electric chair, or a bucket of water to drown yourself. Which do you choose?