Magma from within earth's upper mantle moves to the surface and erupts to form lava flows and ash deposits. these deposits collect over time and become bigger. which landform will be created at the location?

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.