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

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

Given the two facts above, answer the question "the Earth being tilted on its rotating axis causes what?" with the following options: 
- Weather
 - Winter
 - rest
 - spring
 - wind
 - Night and Day
 - Gravity
 - rainfall


 

  Winter       