Put the social ranks in order from most-important to least-important.
Pharaoh, Soldiers, Priests, Artisans, Farmers, Slaves
Pharaoh, Priests/Scribes, Artisans, Farmers, Slaves
Pharaoh, Priests, Farmers, Artisans, Slaves
Pharaoh, Farmers, Slaves, Artisans, Scribes