Ordering of Sentences
                    
                    
                                                            S1: Since the sixties there has been an increasing interest in neurophysiology, which deals with the neural bases of mental activity and behaviour. P : It has format which is very similar to that of Brain and Language, a sister journal. Q : Since then, a number of journals devoted entirely to this area of research have appeared. R : Before the 1960's when this field was the concern of a small number of investigators, research articles were scattered in various neurological journals. S : Brain and cognition is one such journal. S6: So far the journal has published the mixture of articles including reports and investigations. The Proper sequence should be:
                                    
                
                
            
            
            
            
                                                
                        
            
            
                        
            
                
                
                
            
                        
                        
            
            
                        
            
                
                
                
            
                        
                        
            
            
                        
            
                
                
                
            
                        
                        
            
            
                        
            
                
                
                
            
                        
                        
            
            
                        
            
                
                
                
            
                        
                     
        
     
            
            
            
         
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