What does the professor imply about the loss of popularity of the Lumiere brothers' films? A. The loss of popularity discouraged innovation in filmmaking. B. The loss of popularity occurred because the Lumiere brothers did not try to create films that would be entertaining. C. The loss of popularity occurred because people were not interested in seeing moving pictures. D. The audience for films was not large enough to support films made by both Melies and the Lumiere brothers.