Answer:
They reduce damage in the event of storms, hurricanes and other cyclones, as well as, to some extent, the energy of tsunamis.
 
        
                    
             
        
        
        
I'm not sure I understand the question, but the grammatically correct answer is A.) Louder.
        
             
        
        
        
Answer:
B
Explanation:
The media is often biased, only representing their view of the story (Look at CNN vs Fox News for example, same story, completely different interpretation and telling of it)