A lot more teens wet the bed that people think. I did it regularly until I was 12 and occasionally for a few years after that. It's nothing to be ashamed of.
Maybe you should ask your doctor, if there is anything wrong with your bladder, it might be undersized for your age or something, i dont know if thats a bad thing or not, but you do not want to take any chances
I don't care, as long as it's not my bed.
neutral..usually it's because they experienced emotional turmoil or something