Fact 1: The Himalayas were formed by rock folding.

Fact 2: Folded mountain ranges are formed by plate tectonics.

Given the two facts above, answer the question "Formation of the Himalaya mountain range was driven by " with the following options: 
- scarce resources
 - asteroid bombardment
 - volcanic eruptions
 - an external framework
 - mountain storms
 - Time and energy
 - movement
 - plate tectonics


 

        plate tectonics 