The correct option is B. There are four factors of production, these are land, capital, labor and entrepreneur. Without entrepreneur, the other three factors of production can not be put to use. The government of Great Britain support entrepreneurs by making policies that make it easier for people to establish companies. Great Britain was instrumental in bringing forth most industrial and technological advancements that was experienced during the industrial revolution.
The setting allowed him to invent all different kinds of imaginary creatures, myths, and gods. Middle Earth gave him much liberty and he could create practically everything from scratch. A real place would limit him in many ways and the story would not look that magical.
