Answer:
The main coherent idea is the first statement.
Explanation:
The Mississippi River flows from Minnesota to the Gulf of Mexico
 
        
                    
             
        
        
        
Look  up any of his books and check out his word play
        
             
        
        
        
The author's choice to tell the story from the children's perspectives is effective. The children do not have the same prejudices and concerns that the adults have. As a result, they are open to one another and become friends despite their differences. They provide the reader with unbiased insight into what is happening on the mainland and on Malaga Island.
        
                    
             
        
        
        
The correct answer is D
hope this helped :)