Context: Hakkai blinked and looked up from where he was kneeling on the floor of the small bedroom , digging through his pack in search of his toothbrush . Hakuryuu was already asleep on the pillow of the spare bed . " It was just a simple room switch , Goku , " Hakkai said with a smile . Goku huffed slightly .
Question: Why might Hakkai looking for his toothbrush ?
Option 0: Hakkai wants to brush Hakuryuu 's teeth before bed
Option 1: Hakkai wants to brush Goku 's teeth before bed
Option 2: None of the above choices .
Option 3: Hakkai wants to brush the room before bed
Answer: 2