"Swimming laps is a good exercise." Is gerund
        
                    
             
        
        
        
1(In my opinion being good shouldn’t have to be a learned behavior you should already be it
2(if I saw a man in a well I would help him
        
             
        
        
        
Motif is a reoccurring theme or idea shown with symbolic value, and theme is a general concept that the author wants readers to see. These both help readers understand or grasp a better understanding of plot, so the answer is c. 
        
                    
             
        
        
        
Answer:
B. It helps keep the discussion on schedule.
Explanation:
:)