TOEFL Listening: TPO-TOEFL听力TPO - XEG0L12XWRGJ62XQR$

What evidence does the professor give to support his claim that modern-day colossal statues are social and political symbols? A. They are very costly to build. B. They are studied in classrooms around the world. C. They are designed to last for thousands of years. D. They are inspired by great poetry.