Context: SooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooI just got checked in here in NYC . I am so bloody fucking totally wiped out . I only got 2 hours sleep last night . And had to fly last minute across the country .

Question: What may be the reason for them not getting enough sleep ?
Options:
0. They have a condition called insomnia .
1. They were out partying all night .
2. They are unable to sleep on planes .
3. None of the above choices .
Answer: 2