Earthquakes are the cause of other natural disasters, such as landslides, tsunamis, and liquefaction aftershocks, foreshocks, and tsunamis tsunamis, floods, and desertification liquefaction, volcanoes, and lightning storms

Correct answer choice is :

Earthquakes are normally produced when rock underground suddenly splits along a lapse. This unexpected release of energy creates the seismic waves that make the ground tremble. When two blocks of rock or two plates are grinding against each other, they cling a little. When the rocks break, the earthquake happens.

a. european colonies