Geologists have long recognized that earthquakes are not randomly distributed on Earth but occur in concentrated areas that coincide with __________ and provide evidence for the theory of ___________ .
A)mountain ranges; fault zones.B)plate boundaries; plate tectonics.C)continental borders; super continents .D)areas of liquid magma; sea floor spreading.
A)mountain ranges; fault zones.B)plate boundaries; plate tectonics.C)continental borders; super continents .D)areas of liquid magma; sea floor spreading.