The answer is C. At first the child misjudges the elderly neighbor when he fears her, and is happy with their new friendship when she helps him. 
A has misjudgment but no happiness.
B doesn't match at all
D doesn't say that the rivals misjudged their rivalry or were happy at any point.
        
                    
             
        
        
        
Answer: Ponyboy Curtis and his two older brothers, Soda and Darry. The boys are orphans and struggle to stick together in their lower-class neighborhood, known as the East Side. They are part of a gang along with their friends and it's called the Greasers. The Greasers and another gang called the Socs get in a rumble. Ponyboy gets jumped. 
 
        
             
        
        
        
A dictionary or safari and if it doesn't give you an answer it's giving you an idea
        
                    
             
        
        
        
A. settlement
hope it helps you!