What is most likely the author's reason for including details of Cleopatra's barge (paragraph 5)?
A. They argue against the author's assertion about Shakespeare's masterfully vivid descriptions.
B. They explain that even as stage props get older, they still have many uses.
C. They offer insight into the nature of stage props, and how they might possibly be reused in subsequent plays.
D. They suggest that critics are not aware of the difficulties of accurately portraying the setting and time of a given play.