Answer the following question given this paragraph: 

Nobody really has such colorful eyes! The colors were added digitally after the photo was taken. They represent all the different colors of light. Light is a form of energy that travels in waves. Light of different colors has different wavelengths.


Q: Different colors of light differ in terms of which important attribute?

 Choices:

- lenses

- prisms

- frequencies

- wavelengths

A:
wavelengths
