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.
THEME :
The theme in a story is its underlying message, or 'big idea. ' In other words, what critical belief about life is the author trying to convey in the writing of a novel, play, short story or poem? This belief, or idea, transcends cultural barriers. It is usually universal in nature.