Theme: The unregulated advance of technology can be dangerous.
A. The setting is a factory controlled by robots, which allows the
author to show that if robots ever ruled the world, they would be
stern but kind.
B. The setting is the future, which allows the reader to imagine what
might happen if we develop technology without careful
forethought.
C. The setting is a factory controlled by robots, which allows the
reader to gain an understanding of the narrator's thoughts and
feelings.
D. The setting is the future, which allows the author to add
flashbacks to the grandfather's time so that the reader can
understand how the situation developed