Question

The theory of plate tectonics helps to explain

Answer 1

The formation of mountains/plateaus/trenches/volcanoes as well as the movement of the continents and things like earthquakes (fault lines)

Answer 2

How earthquakes and volcanic eruptions occur, is the right answer.

Step-by-step explanation:

The Plate Tectonic Theory describes the composition of the crust of the earth and the various aspects associated with it. This theory facilitates experts to understand the movements that take place in the center of the earth are responsible for volcanic eruptions and earthquakes. In this way, the theory of plate tectonics accommodates to describe how earthquakes and volcanic eruptions transpire. Moreover, this theory describes the spot of earthquakes, as they usually occur along fault boundaries.