Fact 1: Tectonic plates being pushed together causes earthquakes.

Fact 2: Plumbing is sometimes damaged during an earthquake.

Given the two facts above, answer the question "What can damage plumbing?" with the following options: 
- several different ways
 - an automobile engine
 - Breathing too fast or too slow
 - smallest agents of disease
 - fissures of hot, acidic water
 - volatile substances
 - tectonic plates being pushed together
 - erosion from rivers


 

       tectonic plates being pushed together  