Rev the engine until the pedestrians cross
							                                
                                        
                                    
							                        
                    
                            Stop and then wave the pedestrians across
							                                
                                        
                                    
							                        
                    
                            Inch forward slowly as the pedestrians cross
							                                
                                        
                                    
							                        
                    
                            Stop and wait for the pedestrians to cross
							                                
                                        
                                    
							                        
                     
	 
	