A more thorough explanation:

Definition: A literary composition is an original piece of writing that expresses mental effort and is arranged in a purposeful and intelligent order. It can be any form of written work, such as a novel, poem, or essay.

Example: "To Kill a Mockingbird" by Harper Lee is a literary composition that tells the story of a young girl growing up in the South during the 1930s and her father's defense of a black man accused of rape. The book is arranged in a way that builds tension and explores themes of racism and injustice.

Explanation: This example illustrates a literary composition because it is an original piece of writing that expresses mental effort and is arranged in a purposeful and intelligent order. The book is a novel, which is a common form of literary composition.