The ancient notables of Hierakonpolis were called pottery barons because: a. They owned expensive real estate on the clay flats outside of Thebes b. they exported clay pots c. the roofs of their huts were constructed of pottery shards cemented with clay d. their cremated remains were buried in elaborate urns e. they were a Mafia-like group of thugs who robbed rich people of their ornate ceramic urns