Question

According to the Ptolemaic system,



a.

the moon is the center of the universe, and the Earth and stars revolve around it.


b.

the Earth revolves around the Moon, and the Moon revolves around the Sun.


c.

the universe is a series of concentric spheres with Earth fixed at the center.


d.

the Sun, Earth, and Moon all revolve around Saturn, the sun god

Answer 1

Earth is at the orbital center of all celestial bodies

Answer 2

C.

Answer 3

thanks

Answer 4

yep