TOEFL Listening: TPO-TOEFL听力TPO - E060LCA92R921OXPR$

What does the professor imply about ancient Arctic people's food preferences? A. They liked raw foods better than minimally cooked foods. B. They enjoyed eating foods that had been prepared in contrasting ways. C. Their preferences changed dramatically over time. D. They liked foods cooked in ceramic vessels better than foods cooked in other types of containers.