I think it’s c or d. But I’m going with c.
        
             
        
        
        
Answer:
C. 
Pained look, are stage directions it was showing people on the first what Dennis was thinking his thoughts 
 
        
             
        
        
        
Answer:
I DONT GET IT BUT HERE are some facts about black history
Explanation:
    Before there was Rosa Parks, there was Claudette Colvin. ...
    Martin Luther King Jr. ...
    Inoculation was introduced to America by a slave. ...
    The earliest recorded protest against slavery was by the Quakers in 1688.
 
        
             
        
        
        
The correct answer is C.
The world "returned" is a past participle that shows that the action was performed in the past.
"Canoening" and "kayaking" are both gerunds. And "exhilarated" is functioning as an adjective.