Answer:
what are we supposed to help you with
 
        
                    
             
        
        
        
Answer:
 they are called Mechanical waves and there are two kinds Transverse waves and compressional waves. Where matter in the medium moves back and forth at right angles to the direction the wave travels. I hope dis helps :3
 
        
                    
             
        
        
        
D.) none of the above is human induced cause of extinction