Answer:
I'm guesssing it's B? I did this a very long time ago( two weeks ago) 
Explanation:
Most divergent plate boundaries are underwater and form submarine mountain ranges called oceanic spreading ridges. While the process of forming these mountain ranges is volcanic, volcanoes and earthquakes along oceanic spreading ridges are not as violent as they are at convergent plate boundaries.
 
        
             
        
        
        
Im pretty sure everything exept sound
        
                    
             
        
        
        
The answer is B. Asteroids
        
             
        
        
        
<span>The heart contains four chambers: upper left atria, upper right atria, lower left ventricle and the lower right ventricle. Oftentimes, the right atria and right ventricle are together referred to as the "right heart" and the left atria and left ventricle are referred to as the "left heart", however there are still four separate chambers.</span>