Answer : The strips of clay would get buckled up upwards when pushed from the opposite ends. 
As clay is soft material and can be easily molded into different shapes and sizes so it gets bended. 
It can be related to the ecological change in the environment for formation of mountains from lithosphere.
 
        
                    
             
        
        
        
Answer:
✔ D)  <em>starfish and sand dollars</em>
** is the correct answer **
Explanation:
is the correct answer crinoids are echinoderms, animals with rough, spiny surfaces and a special kind of radial symmetry based on five or multiples of five.
http://geokansas.ku.edu/crinoids
 
        
             
        
        
        
I’m not sure but it might be the third one