Both implies two so your answer is two
Answer:
Copernicus.
Explanation:
Copernicus believed the sun was in the middle of the solar system. He even wrote a book about it called "Revolution of the Celestial Spheres."
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Hello there, I am Steel42 and I am willing to help :)
The First crusades was led by many French Lords, but one that we are familiar with is, <span>Godfrey of Bouillon, a </span> Frankish knight, and one of the leaders of the First Crusade from 1096 until his death. They were also led by many dukes, some that is not named in history.
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