Please choose the correct answer to the question: If you breathe on a mirror, part of the mirror clouds up. What are you actually seeing when you see the mirror cloud up?

Answer1: Water droplets that formed from cooled water vapor in your breath Answer2: Carbon dioxide that you are breathing out from your lungs Answer3: Oxygen that you are breathing out from your lungs Answer4: Cooled nitrogen in the air around you

Answer format: answer1/answer2/answer3/answer4