An example of an auxiliary space would be:

a. a thrust stage

? In Marina Abramovic's performance piece The Artist Is Present, which element, along with the artist's body, constitute the art piece?

A. Improvised music B. Actions of the audience C. Video footage D. Backup dancers

Don Juan, the feature on the program at the first public Vitaphone screening in August 1926, had:

A. live orchestral accompaniment but no recorded soundtrack. B. recorded dialogue that was badly out of synchronization with the picture. C. four scenes in which the star sang and even spoke briefly. D. recorded music but no dialogue.