The characteristic shared by extrusions, intrusions, and faults is all are younger than surrounding rocks.
The correct option is fourth.
What is extrusion?
Extrusion is a process of extruding.
Intrusion is the process of intruding. The forced entry of molten rock or magma into two different rock formations. It is also the intruded magma.
The movement of magma over the surface of the Earth coming out through volcano craters and cracking in the earth's crust forms igneous rock.
The characteristic shared by extrusions, intrusions, and faults is all are younger than surrounding rocks.
The surrounding rocks are already present. After that the entry of magma occurs which forms new rock. So, in age surrounding rocks are older than the middle.
Thus, the correct option is fourth.
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