D because it is comparing two things for clarification.
        
                    
             
        
        
        
Answer:
A
Explanation:
i say a because nonfiction means it is not for fun purpose, than to inform about that certain topic going on in the text
 
        
                    
             
        
        
        
I think the author would feel devastated
        
             
        
        
        
Answer:
In Mauritania, slaves live in tents
Explanation: