As a rule, the plots of "opera seria" are derived from historical events or mythology

Where is the Great Serpent Mound (Fig. 13-22) of the Mississippian culture located?

A. Louisiana B. Ohio C. Mississippi D. Indiana

Who of the following would be considered a precursor to the modern director?

A. Johann Wolfgang von Goethe B. Georg II, The Duke of Saxe-Meiningen C. André Antoine in France D. all of the above