Answer:
1. There are different levels of earthquakes
2. Earthquakes are caused when the tectonic plates move in the magma of the mantle
3. Seismometers are used to measure the magnitude of earthquakes
4. The damage caused by earthquakes also depends on their depth and fault type
Explanation:
1. Destruction on land - Lava, Lava rocks flying
2. Pollution - The smoke in the air
3. The environment surrounding the volcano
It’s B, they sometimes do follow the borders of countries
