<span>If a story took place on another planet, it would most likely be a: Science fiction
Science fiction refers to the type of literature which use imaginative technology and futuristic science as its main theme.
For a large majority of this genre, the writers often created an imaginative settings where a lot more advanced technology could be found around the characters</span>
The statement above is FALSE. Supply and demand for all goods and services is not constant and does change every time when there is a change in market. There are many factors affecting the change of supply and demand, it depends on the availability of both also with regards to the production if the materials needed for the supply is available.
