Final answer:
Daniel Defoe based A Journal of the Plague Year on historical accounts of others, possibly his own family's.
Step-by-step explanation:
Daniel Defoe based A Journal of the Plague Year on historical accounts of others, possibly his own family's. The book is a fictionalized account of the Great Plague of London, which occurred in 1665. Defoe drew inspiration from various sources, including firsthand testimonies and official records, to create a realistic portrayal of life during the plague.