Groaner riddles from the boys

1. Imagine this: you are chained to a wall, completely surrounded by people pointing assault rifles at you, plus one with a gun with a single bullet that has deadly poison that will stop your heart in a second. What do you do?
   
   
2. You are condemned to death, but the King gives you one chance to save your life. You are taken to an arena where there are two doors. Behind one door is a dragon, and behind the other is a princess. Which door do you choose?
   
   
3. There are three doors. You have to go through one or you'll get shot. You have no weapons or protective equipment. Behind the first door, there are enraged crocodiles and alligators and pirhanas. Behind the second door, there are chemicals that will dissolve all of you in seconds. Behind the third door, there are lions that haven't been fed in months. Which door do you choose?