In what way has to the development of cellular phone ms been characteristic of the modern era?

Geothermic gradient is the rate of increasing temperature with respect to increasing the depth in the earths interior. away from tech tonic plates boundaries, it is about 25-40 c/km (72-87 degrees f/mi) of depth near the surface in most of the world.

Since wxyz is 4, halfof that would be 2.

I'm hella smart but i dont know that