Which one of the following earthquakes is very severe and disast…

Which of the following is not cause of origin of Earthquakes?

Which of the following statements is true regarding earthquakes?

An avalanche is a type of which one of the following disasters?

Which one of the following statements about earthquake waves is not correct?

Which one of the following statements about primary waves of earthquakes is not correct?

Which one of the following earthquakes is very severe and disastrous ?