Answer:
A literary theme is the main idea or underlying meaning a writer explores in a novel, short story, or other literary work. The theme of a story can be conveyed using characters, setting, dialogue, plot, or a combination of all of these elements.
Explanation:
The theme of a literary selection is the central message its trying to pass across. For example, a book that talks about how greed ends up destroying a good relationship between two people, or how love heals all wounds is passing them off as the central message.