Answer:
Explanation:
why do you need the answer
 
        
                    
             
        
        
        
Answer:
A
Explanation:
The coral reef is experiencing succession, so over time the coral will continue to die off gradually as the zooxanthellae algae leaves the coral polyps.
 
        
             
        
        
        
I think it is D for mountains form from the movement of tectonic plates which create volcanoes that erupt and form mountains