Variables, hypothesis, validity of outcome

https://www.youtube.com/watch?v=524pt_xss5o&feature=youtu.be

What are the independent and dependent variables in the movie clip from San Andreas. 

Explain how to collect the data to determine if your hypothesis is right.

Watch the first 3.5 minutes of the San Andreas Clip for the response below:

Identify a hypothesis as to how the Rock can get over the Tsunami
Identify the independent variable (There are more than one to choose from )
Identify the dependent variable (Outcome variable)
How would you collect data to test your hypothesis?