Fact 1: The Earth being tilted on its rotating axis causes seasons.

Fact 2: Spring, summer, autumn, and winter are the seasons of the year.

Given the two facts above, answer the question "what does the Earth being tilted on its rotating axis cause?" with the following options: 
- exposure to cold
 - degrees celcius
 - death and devastation
 - h2o
 - degrees Celsius
 - tornado
 - the sun
 - spring, summer, autumn, winter


 

        spring, summer, autumn, winter 