What's Behind Door Number Two?

A monte al problem is this, am you have three doors, ah, they tell you that one of the doors has a car. But he knows what's behind each door, so he will reveal a door with a goat. So if there's goats and doors two and three, he'll pick one at random. And because of those two things, he's giving you information you didn't have before. You should look it up. It ise challenging.