Answer:
They are unprepared for This catastrophic event.
Step-by-step explanation:
Paragraph two explains that everyone stops and looks up because of the loud noise meaning that it was sudden or else they wouldn't have paid any mind to it. Paragraph two also explains that the noises the Characters were making was pretty loud by itself. So, they must haven't been prepared for this event and the question wants us to give an answer based on the characters action.