Respuesta :
Answer:
4. Its orbit overlaps with another planets' orbit
Explanation:
While this is the right answer, it isn't worded very well so instead of explaining why this answer is right, I will explain why the other answers are wrong.
Coloration has nothing to do with an object in space's eligibility to be classified as a planet.
Planets don't need to have a rocky surface (look at the gas giants such as Saturn or Jupiter for example)
And like everything else in our solar system, Pluto orbits the sun.
Please mark as brainliest ;)