Final answer:
The important advantage of biographies is that they inspire readers by providing detailed life stories that embody certain ideals or principles.
Step-by-step explanation:
One important advantage of biographies is their ability to serve as a source of inspiration for readers. Biographies provide detailed accounts of individuals' lives, demonstrating how they embodied certain ideals or principles. These narratives can inspire readers to adopt similar qualities by presenting compelling stories that merge storytelling with factual reporting. Profiles, which are shorter than biographies, also offer insights into a person's life and are crafted to inform and inspire by showing a new perspective on the subject.