Final answer:
Creative nonfiction is the genre that would likely include Sierra's self-help book due to its focus on narrating true stories in an artistic manner.
Explanation:
Creative nonfiction is the genre most likely to include Sierra's self-help book. This genre includes true stories narrated in an artistic and literary way. Examples of creative nonfiction include personal narratives, memoirs, and works that utilize literary devices to depict real-life events.
Learn more about Creative nonfiction as a genre for self-help books here:
https://brainly.com/question/40548096
