The earth takes 1 year to make a complete revolution around the sun whereas Pluto takes nearly 248 of our earth years to orbit the sun; what is the main reason for this? (A) Pluto being small in size is slower than earth. (B) Pluto being more massive moves more slowly. (C )Strong winds on the Earth makes it move faster. (D) Pluto being far from the sun has to travel more distance than the earth.