Answer:
No
Explanation:
A person does not have to directly challenge someone or an authority figure to be considered a hero. A lot of people are heros by helping in the background. For example, someone could be considered heroic for picking up trash, giving to charity, saving an animal or person in need, volunteering to help businesses, etc. Though you may not be considered a hero like in the comic books there are many things an average human can do to be heroic without directly involving themselves in conflict. 
 
        
                    
             
        
        
        
Answer:
One of my favorite ways to write a hook is to add a quote from someone! Or to ask a question. If these don't sound good to you, look up "exordiums" and you can see the different ways to grab readers attentions! :)
 
        
             
        
        
        
<span>Lyric poetry was first composed in ancient Greece using the lyre.
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In my opinion, an effective arguments essay must contain a claim that is supported by a reliable and trusted source and proven evidence.
 
        
                    
             
        
        
        
QUESTION
To _____ should this letter be addressed?
ANSWER AND EXPLANATION
Your answer is a. whom
You can just substitute both words into the sentence and see which makes more sense.
To who should this letter be addressed?
Who is normally used when talking to people. In this question, the word who does not make sense.
Try it with whom:
To whom should this letter be addressed?
Whom fits in better than who. Therefore, your answer is a. whom.
<em>If you have any questions, feel free to ask in the comments! :)</em>