D is the best and correct answer....!.!.!.!.!.!.!.
If Eric plays the piano, then David will sing.
Copernican heliocentrism<span> is the name given to the astronomical </span>model<span> developed by </span>Nicolaus Copernicus<span> and published in 1543. It positioned the </span>Sun<span> near the center of the </span>Universe<span>, motionless, with Earth and the other planets rotating around it in circular paths modified by epicycles and at uniform speeds. The Copernican model departed from the </span>Ptolemaic<span> system that prevailed in </span>Western culture<span> for centuries, placing Earth at the </span>center of the Universe<span>, and is often regarded as the launching point to modern </span>astronomy<span> and the </span>Scientific Revolution.
Answer:
3. equal-area
Explanation:
it has a rounded diagram.
