Answer:
D)
Explanation:
Legend is over the map, thus, making the map harder to read.
Characters, A backround story
In geology subduction is the process whereby one tectonic plate is forced underneath another tectonic plate along a convergent boundary. Places where this type of plate interaction occurs are called subduction zones. Subduction zones have a high rate of volcanism, earthquakes, and mountain building.
Higher silica content means higher viscosity. But lower temperatures and low gas content mean higher viscosity. Hence, lower viscosity and low gas content mean higher temperature of magma.
