The writing is considered a biography because it contains researched facts about a person’s life.
What is a biography?
A biography is a story written on true facts about someone.
It is based on true incidents and about the life of a person.
It is called a non-fictional.
Furthermore, it is written by authors, but not based on their lives.
Thus, the correct option is d, it contains researched facts about a person’s life.
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