The reason for this is because it is closer to water, therefor they have more events that could happen. Also there is a lot of weathering, erosion, and deposition which makes the gulf coast prairies and marshes more susceptible to changes. 
I hope this helps!
        
             
        
        
        
Answer:
The answer is D
Explanation:
Let's remember y=mx+b so know this equation y=2x since there is no base and there is no acceleration what so ever there is a constant.
 
        
                    
             
        
        
        
The answer to the question above is a cell.