Context: I ' m going in , and I am coming right back home to pass out before I have to leave for Jersey . I ' m taking 18 credits again ( one academic class , the rest are all music ) . I start my second job in a couple of weeks .

Question: What may be the reason that they will pass out ?
Options:
0. They pass out whenever they see a bed .
1. They managed to only get twelve hours of sleep .
2. They were just knocked out from behind .
3. They have nt slept in such a long time .
Answer: 3