Fact 1: Refracting sunlight causes sunlight to split into different colors.

Fact 2: Colors are the Rainbow spectrum.

Given the two facts above, answer the question "refracting sunlight" with the following options: 
- it can be seen
 - an electron microscope
 - causes rainbows
 - prisms
 - causes photosynthesis
 - oxygenates
 - electromagnetic energy
 - by indirect light


 

   causes rainbows      