Final answer:
A flash forward is a narrative device that can be used in various genres of storytelling, not just supernatural stories. It provides insights into future events and adds depth to the plot.
Step-by-step explanation:
A flash forward is a narrative device used in storytelling to depict events that will occur in the future. It is not exclusive to supernatural stories or characters with abilities to see the future. Flash forwards can be found in various genres such as mystery, science fiction, and drama. They provide insights into future events, create suspense, and add depth to the plot. For example, in the play 'Romeo and Juliet' by William Shakespeare, the Prologue serves as a flash forward, foreshadowing the tragic fate of the young lovers.
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