The correct option is THE DIRT HAS A CURVED SHAPE.
From the passage given above, the author used moons in his statement in order to describe the shape of the dirt under Alfonso nails. A full moon is round in shape but as the days pass by it becomes curve in shape.
Personification because the fog can’t sleep.
Copernicus should be the topic, and the central idea should be how he came up with the heliocentric theory. I hope I helped, please tell me if I am incorrect or if you need more help!