Final answer:
An authentic biography is a factual account that uses reliable primary sources to provide accurate and objective information about an individual's life.
Step-by-step explanation:
An authentic biography is a type of biography that focuses on presenting only factual information and discards anything that is not backed by reliable primary sources. It strives to provide accurate and objective details about the individual's life. By relying on primary sources such as letters, diaries, and official records, an authentic biography ensures that the information presented is trustworthy and verifiable.
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