Answer:
Explanation:
The author is trying to say, the person being described has two defining characters. At a point in time, he can be very lively and animated. Some other times, he is withdrawn, cool and lonely.
The figure of speech to describe this is an OXYMORON. 
 
        
                    
             
        
        
        
a lightning stuck in-between them and the world split in half seperating them from eachother
explanation link: every4explaination.com
 
        
             
        
        
        
Yes comprehension a highly intellectual activity
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The answer is B because what they were talking about in the story
 
        
             
        
        
        
I think the answer would be parallelism.