TOEFL Listening: TPO-TOEFL听力TPO - J35C1TW1P2110K0XR$

Why does the professor mention ancient Greek theater? A. To give an example of a culture that adopted opera from the Italians. B. To describe the type of setting in which opera was typically performed. C. To point out a precursor of opera. D. To explain how opera was introduced into French society.