Context: When , I was young I used to be scared of the stairs because I thought it was creepy . Now , it 's the perfect place to get a little naughty , and completely out of sight . Click here to see video clips from my naughty little hiding spot . Right on the stairs , I stripped out of my clothes , leaving on only my boots .

Question: what may be the reason for stairs being creepy ?
Options:
0. None of the above choices .
1. They are taped off .
2. They 've fallen down the stairs before .
3. They are dark .
Answer: 3