TOEFL Listening: TPO-TOEFL听力TPO - 9699HUE1U7XU1J5QR$

Why does the professor mention that the Arctic climate is cold and wet? A. To explain why ancient Arctic people found warm food appealing B. To explain why ancient Arctic people required a diet that was rich in meat C. To explain the difficulties of manufacturing pottery in such a climate D. To explain why some foods could not be stored in clay pots