In each of the following sentences, there is a blank space. Below each sentence,there are five words out of which one can be used to fill the blank to make the sentence grammatically and coherently correct. Find the most appropriate word that fit into the blank contextually.

प्र:

Tectonic movements in the Earth's crust are the _____of earthquakes, tsunamis etc.

• 1
  Parent
• 2
  Affect
• 3
  Cause
• 4
  Associated
• 5
  None of the above