The answer is A i got it right in my class as of right now hope this helps.
        
                    
             
        
        
        
I looked the story up and i think it is D. 
Plz give brainliest
        
                    
             
        
        
        
They are comparing a poem to a "flowering twig of thought" without using like or as. Thus, it is a <em>metaphor.</em>
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Please mark Brainliest! :)