Answer: I think metaphor 
Explanation: because it campares somet to another 
 
        
             
        
        
        
Answer:
B.by making a comparison with past con$icts
 
        
                    
             
        
        
        
Expository writing traditionally serves the purpose of giving some sort of information. Either through describing, informing, or explaining the audience about a specific topic
        
             
        
        
        
The correct answer is C.  You would not use an R.A. number to replace a missing serial number.  Serial numbers on products are not replaceable.  Each serial number is assigned to that particular item and no other.  It is that items identifying number.