Answer:
<u>Things in life are not as they seem</u> is the best expression of the theme in this passage. 
Explanation:
Richard Cory seems to live a very good life because of his riches and adoration by the people. However it is seen in the last sentence that he must have been unhappy with his life and decided to "put a bullet through his head."
 Hope this helps!
 
        
                    
             
        
        
        
The proposition here is - in.  <span>A </span>preposition<span> is a word such as after, in, to, on, and with. </span>Prepositions<span> are usually used in front of nouns or pronouns and they show the relationship between the noun or pronoun and other words in a sentence.</span>
        
             
        
        
        
Answer:
B
Explanation:
Having dangerous thoughts