You are presented with the question "What refracting causes a rainbow of different colors?" and the following answer choices: 
- heat energy
 - highlights
 - photons
 - stardust
 - rainfall
 - Solar energy
 - moonlight
 - sunlight

Now knowing that refracting sunlight causes sunlight to split into different colors and white sunlight is split into a rainbow of colors, choose the best answer.


 

        sunlight 