I believe the correct answer is... A claim may be either debatable or factual, depending on the author
because in arguementive essays we state our claim and prevent facts to support our arguement. It definetly is not always true think of when you say "well Tasha claims that sarah hit her" sarcastically inferring it may not be true but it is what she said or believes.
 
        
             
        
        
        
He thinks of it as an opportunity to be with family
        
                    
             
        
        
        
b. The research focus may change as the reader begin to delve into the topic.
 
        
             
        
        
        
The correct option is C.
From the sentence given above, it can be inferred that Sheralyn did not really like the idea that Dominic has a new sport car and she is probably feeling jealous of Dominic because of his car. When Dominic left the parking lot, Sheralyn was happy that people will no longer notice that Dominic has a new sport car. 
So, Sheralyn was uttering the statement given in the question in order to express her strong feelings of jealousy but she said it in such a way that mask her true feelings.