Answer:
The third person perspective allows readers to connect as an outside audience.  
Explanation:
Granted I might be missing some information due to the nature of your question.
 
        
                    
             
        
        
        
One reason is that Bob Ewell needed to vent his frustrations, because he hadbeen embarrassed in court. Atticusfigured he was, in a way, helping Bobout. “Jem, see if you can stand in BobEwell's shoes a minute. I destroyed hislast shred of credibility at that trial, if he had any to begin with.
 
        
             
        
        
        
The answer to this would be C-implicate