Which element in a story can the reader better understand the storys theme

The element in a story that can help the reader better understand the story's theme is setting.

Explanation:

The setting presents the location where the story develops, therefore the author has to describe the elements that surround it, this gives the reader a clearer idea of the environment and gives clues about the way characters live, apart from giving a vision of the atmosphere it also helps the reader to create a connection with the story.

the sun warms our planet, and with the moon, creates the tides. the moon orbits the earth and in turn, the earth orbits the sun. because they appear to be the same size in the sky, the sun, earth and moon work together to create eclipses. when the moon is directly in between the earth and sun