Answer: Both
Egypt: As in the rest of Africa, the people of ancient Egypt were polytheistic throughout the Old Kingdom, the Middle Kingdom, and the New Kingdom. That means that they believed in many gods. Some of these gods were Ra, Anubis, Seth, Osiris, Isis, and Horus.
Mesopotamia:Mesopotamian Religion. The cultures of Mesopotamia had a polytheistic belief system, which means that the people believed in multiple gods instead of just one. They also believed in demons created by the gods, which could be good or evil.
i hope this helped and have a great day!