Good morning! <3
Okay so when we look at the question it is asking what Whitman and Dickinson had in common, And Walt (Whitman's first name) Had a lot of things in common with Emily (Dickson's first name). They both seemed to focus on the same themes and characteristics in writing as each-other.
Your answer would come down to D. They both challenged the status quo of poetic expression. 
~Littlebird17 ♥
        
                    
             
        
        
        
"A large wave caught him and flung him with ease and supreme speed completely over the bpoat and far beyond it."
 
        
                    
             
        
        
        
Hi! Could you please post a picture of the excerpt? :)
        
                    
             
        
        
        
Answer :
Explanation :
C. Observation 
        
             
        
        
        
Not really. But the part "blacks blast browns and browns shutting your town" is..