A person whose back is against the wall with no other choice than to defend themself by whatever means possible. That's who.
Do you really think a person looking down the barrel of a gun is going to rationally stop and think, "Now hang just a second here. What are my logical choices and alternatives? I could a)... or maybe b)... would be a better alternative. Hmm... what should I do?" It's human instinct to fight back when your young life is flashing before your eyes.
:moo:
No, I think they are going to do what most people do when they have a gun pointed at them, cower and not do anything, for fear of getting shot if they move towards the gun. Especially if the person pointing the gun at them is bigger than they are.