answer:
radio wave
x-ray
Explanation:
Radio waves, microwaves, visible light, and x rays are all examples of electromagnetic waves that differ from each other in wavelength. ... These waves are also called "electromagnetic radiation" because they radiate from the electrically charged particles.
The best answer is D, birds.
For more information and details on the way a bird's respiratory system works:
https://asknature.org/strategy/air-flow-patterns-facilitate-efficient-gas-exchange/