An idiosyncrasy is a characteristic, habit, mannerism, or the like, that is peculiar to an individual.
It's a formal communication channel
Literary nonfiction<span> can read like a story and has the story elements of characters, setting and plot. ... A </span>biography<span> is a story of a person's life written by another person. The subject of the </span>biography<span> is the person whose story is being told and the biographer is the person writing the story.</span>
This here is a simple sentence my friend hope this helps :)