Identify the threat level of the case below with reference to the Four Levels of Threat model. What is the most appropriate normal course of action in response to this situation? Explain your handling if you are the cabin crew on this flight. A passenger pressed the attendant call button and asked you for a blanket while the aircraft is taxiing to the runway for takeoff. After takeoff, the passenger complained to you of not attending to her. She started shouting and spoke loudly using foul language.