I don’t want to get this wrong for you but a or b I’ll narrow it down to that but if anything I would say b because if you think about it theme are mostly heart warming
        
                    
             
        
        
        
The troposphere is the lowest level of the atmosphere, so it is in contact with the Earth's surface. In contrast, the stratosphere is located above the troposphere, so it is not in contact with the Earth's surface. ... The air density and air pressure are much lower in the stratosphere.
        
             
        
        
        
An author can have several purposes for writing and it is primarily his reason for or intent for writing a certain piece. It could be to inform, entertain, amuse or persuade a reader.
An author's purpose is the reason or motivation for writing a text. When a reader knows an author's purpose, it allows for response to text and matching of texts to specific needs.
<h3>What is a purpose?</h3>
A purpose is known to be the reason for which something is done or created to exist.
An author's purpose can be reflected in the way he writes and clues about identifying a writer's purpose can be found in titles, prefaces and the author's background.
Hence, we can see that the question is incomplete as there was no text or excerpt given to indicate the similarity. A general answer was given to guide you.  
Read more about <em>purpose</em> here:
brainly.com/question/24836026
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A condition where a part of your body becomes swollen, red, and often painful