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

Fact 2: Seasonal Affective Disorder or SAD is a depressive condition caused by seasonal changes.

Given the two facts above, answer the question "The tilt of the Earth's rotational axis can lead to" with the following options: 
- global warming
 - Dehydration
 - flooding
 - distance
 - climate
 - erosion
 - dry and hot
 - depression


 

        depression 