They have less-runny lava, meaning that it doesn't travel as far before cooling, meaning that the layers build up more steeply, but don't go out as far. You also get layers of ash on the composite volcano to help build it up too
I think the answer is
B) All of these are corrects
Answer:
Angle S, Angle T, Angle R
They're called grains and they contribute to the texture of the rock.
C. the movement of tectonic plates along a fault can cause an earthquake