If you think about theme and understand what it is then you read the paragraph or sentence that you are reading then you will know exactly the theme of the story.
        
             
        
        
        
<span>The point of view London uses in "The Call of the Wild" is the third person limited omniscient.
</span> Omniscient means that the narrator has access to character's thoughts and feelings
 Buck’s point of view, for the most part; because London focuses on the character of Buck. He explains the  <span>the dog's thoughts and feelings.</span> <span>
the novel also shifts briefly into </span>John Thornton’s point of view during his wager involving Buck’s ability to pull a heavy sled
        
                    
             
        
        
        
The second thing you should do when writing a summary is read, think about, and understand the text. Review the material to make sure you know it well. 
 
        
             
        
        
        
I believe that It is C, because although the passage does focus on Mathilde's love for expensive things, broadly the subject is how Mathilde is discontent with the lifestyle she is now living, and D is too broad, and B is also too broad.