What is the function of supporting details in writing?

Supporting details play a crucial role in writing by elaborating on the main idea and providing evidence or explanation that enhances the reader's understanding. They serve to reinforce the main point by offering specific examples, facts, statistics, or anecdotes that illustrate and substantiate the argument being made. By doing so, supporting details help to create a clearer, more persuasive narrative. They ensure that the reader not only grasps the main idea but also sees its relevance and validity through concrete information.

Additionally, supporting details are integral in academic and persuasive writing because they establish credibility and demonstrate the writer's knowledge and authority on the subject. This depth of information allows readers to engage more deeply with the text and fosters a more convincing argument overall. In this way, they are not optional, but rather essential components that enhance the overall effectiveness of the writing.