Yes it is therefore the answer is true
        
             
        
        
        
Your in high school why dont you know im just not going to tell you. you should be embarased
        
             
        
        
        
B is your answer. God Bless hope this helps
 
        
                    
             
        
        
        
The area around the rock will have weathered down and the rock will eventually either break or it will fall down the mountain