Fact 1: Ultraviolet light causes sunburn.

Fact 2: Sunburns are a risk factor for skin cancer.

Given the two facts above, answer the question "Ultraviolet light can cause what?" with the following options: 
- heat energy
 - skin cancer
 - killing insects
 - chemical changes
 - brain cancer
 - occular cancer
 - lung cancer
 - hypothyroidism


 

  skin cancer       