In English class Terrance learned that in some works of literature every element in the story has both a literal and a symbolic meaning. Which literary device did he learn about?

Terrance learned about allegory, a literary device in which characters, events, and elements within a story represent deeper moral, political, or social meanings beyond their literal interpretations. In an allegorical work, the narrative often conveys a broader message or lesson, encouraging readers to look beyond the surface for hidden significance. This device is commonly used to explore complex themes and ideas in a more engaging and relatable way.