Answer:
It could technically be either. The majority of coal deposits
appear to be biotic, though there are some geochemists who believe
that abiotic coal deposits might exist deep in the crust.
I'm pretty sure they are talking about the revolution of the moon orbiting the Earth. (Which is going counterclockwise) I'm not 100% sure though.
One thing scientists in the late 1700s could determine about the fossils they were finding were fossils in the upper layers were younger than fossils in lower layers. The correct answer is A.
