Why is Earth in constant motion? A. It has big bodies of water. B. It is broken into big plates. C. It is being pulled by gravity. D. It lies on top of the liquid part of the mantle.

Acity worker is trying to dig to reach the water table. she knows the unsaturated zone in the area is four feet thick and the saturated zone is another five feet thick before an impermeable granite layer is reached. how deep will she have to dig to reach the water table? explain. two feet four feet five feet nine feet