Which of the following words is closest in meaning to “Memoir”?

Memoir means a written account of someone's life or experiences.

• Correct answer - biographical sketch: it has the same meaning as Memoir.
• special locket: a small ornamental case worn on a chain - wrong, it does not mean the same as Memoir.
• cover-up: an effort to hide the truth - wrong, it does not mean the same as Memoir.
• reminder: something that helps one remember - wrong, it does not mean the same as Memoir.