The answer to this would be B. A history textbook.
A textbook is written by many people not just one wiht the person not around in that time peiod.
"a personal recod" is a autobiography and autiobiographys are written by the person who lived it so its a primary source. Therefor the answer is not a or c. Its not D because organztion records are writin recerds that makes them primary.
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