You are presented with the question "What can form a rainbow?" and the following answer choices: 
- salmon
 - A laser
 - streams.
 - A prism
 - A projector
 - A flashlight
 - photons
 - streams

Now knowing that arainbow is formed by refraction of light by separating light into all different colors and when the light waves strike a prism, the rays of light refract, or bend, at different angles, choose the best answer.


 

    A prism     