http://faculty.chemeketa.edu/afrank1/topo_maps/scale.htm use this website and i think this should fully explain it
Answer:
Fast-moving lava can kill people and falling ash can make it hard for them to breathe. They can also die from famine, fires and earthquakes which can be related to volcanoes. People can lose their possessions as volcanoes can destroy houses, roads and fields
Explanation:
B) a fracture caused by shear stress
Answer:
The answer would be A.
Explanation:
It would be a because comets orbit around the sun and has a very small chance at crashing into the Earth.