Final answer:
An unreliable narrator causes doubt and complexity in the narrative, influencing the reader's perspective.
Explanation:
Unreliable narrator alters the reader's perspective by creating doubt and questioning the truthfulness of the story. This influences the reader's interpretation of events and characters, adding complexity and depth to the narrative. For example, in Poe's 'The Tell-Tale Heart,' the narrator's distorted perception of reality challenges the reader's understanding.
Learn more about Effect of unreliable narrators on readers here:
https://brainly.com/question/29616347
