HEY MATE THIS IS UR ANSWER
<em>A cliff is a steep and often sheer rock face. If you stand on the edge of a cliff and peer over, you'll be able to see the waves crashing on the rocks below.</em>
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I think (a) because the ocean floor is the crust which is mainly were shallow earthquakes occur. I'm not sure if this is right or not sorry :)
        
                    
             
        
        
        
The movement of weathered material such as gravel,soil, and sand is called erosion.
        
             
        
        
        
Answer:
Their initial goal was to instigate a revolution against the rise of neoliberalism throughout Mexico..
Explanation:
 
        
                    
             
        
        
        
Because the peak is the highest and the pointiest and that makes it easier for the mountain to poke through the Earth when it forms