Question Topic: Driving Case Studies - Alertness
                            You feel angry
							                                
                                        
                                    
							                        
                    
                            You feel happy
							                                
                                        
                                    
							                        
                    
                            You become drowsy
							                                
                                        
                                    
							                        
                    
                            You become attentive
							                                
                                        
                                    
							                        
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