Context: He closed his eyes , turning away and gently pushing Hisa back into the hotel room . Tears still falling freely , he packed their bags and called the front desk , telling them he was checking out . Once he 'd packed Hisa 's little pink backpack and his duffle bag , he double checked the room and they walked out , locking the door and going by the office , dropping the key off .
Question: What would have happened if he did not drop off the key ?
Option 0: The front desk would have charged the double for the room .
Option 1: The front desk would have kept his duffel bag and Hisa 's backpack .
Option 2: The front desk would not have let him check out .
Option 3: The hotel would have locked them out of the office .
Answer: 2