The correct answer from the choices given is option C. Setting is the time, place, and social/historical context in which a story takes place. It is one of the most important element of a story. The story would be so boring without the perfect setting.
The setting of a story refers to the time, place, and circumstances in which the plot develops.
The setting varies according to the genre of the story. The time in which the story takes place could be anywhere from the begining of the world to the most remote future, and the place could be either real, imaginary, or a mix of both.
I think it is it gives the reader the strongest indication of what the text is about because the technical text gives the best information I don't know if its right but hope it helps