Changing the composition of least some components of the rock.
One major way was that they brought diseases and sickness and that hurt the natives alot<span />
Answer:
Your answer should be D) inflation and unemployment.
Hope this helps. :-)
What is ecology?
the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Explanation:
The astenosphere plays a key role in the plate tectonics theory because it is the one that provides the high temperatures, high pressure, and magma, that are the ones responsible for cracking up the crust on the surface.
The astenosphere, with the ability to crack the crust on the surface of the planet is creating the continental and oceanic tectonic plates, and it also provides the push force from bellow so that they can move across the globe and thus be creating the landscape on the planet.