Fact 1: The Himalayas were formed by rock folding.

Fact 2: If the rocks are not as brittle, they will either tilt or fold.

Given the two facts above, answer the question "What is the consistency of the Himalayan rocks?" with the following options: 
- crust
 - Loose
 - simple
 - cold
 - loose soil
 - Smooth
 - liquid
 - Brittle


 

        Brittle 