The answer would be transform boundaries where crust is neither created or destroyed and an example is movement on the San Andreas Fault which is primarily lateral movement on or close to the surface and no melting of rock is involved.
Animal fats. blame brainly for this one
The answer is A natural boundary
I think maybe to find a good prompt to help you, you should use another app like socratic or search up this website that helps you write your essays and what not