TOEFL Listening: ETS-TOEFL听力机经 - TF87ET5G1VIG4R0XP$

What does the professor imply about the first excavations of imperial villas? A. They were carried out primarily by artists and amateur art historians. B. They led to unexpected discoveries regarding the numbers of villa inhabitants. C. They did not provide much information about the purposes the villas served. D. They uncovered statues made from materials that were not commonly used in Rome.