Q: While driving through a tunnel, your vehicle catches fire. What's the first thing you should do if the vehicle can't be driven out of the tunnel?
        
        
            
                Correct answer:
                
                    Stop at the side of the road and switch off the engine
                
             
        
            
                Explanation
            
            
                If your vehicle catches fire in a tunnel and it can't be driven, stop on the side of the road, as far away from passing traffic as possible. Turn off the engine and warn other traffic by switching on your hazard warning lights.