I am 90% sure that it is Number 3. Sorry if it wrong...
Explanation:
Most volcanoes form at the boundaries of Earth's tectonic plates. ... The two types of plate boundaries that are most likely to produce volcanic activity are divergent plate boundaries and convergent plate boundaries. Divergent Plate Boundaries. At a divergent boundary, tectonic plates move apart from one another.
An earthquake is caused by a sudden slip on a fault. ... When the stress on the edge overcomes the friction, there is an earthquake that releases energy in waves that travel through the earth's crust and cause the shaking that we feel.
I think when the earth was created it took a time. Then dinosaurs came. Then tey extinct because falling of asteroid on Earth.Then after a period of time the sea,mountains and other natural things were made again.
