Among the four alternatives, Jahangir alone satisfies the full historical condition. Jahangir recorded observations on court affairs, justice, nature, painting and imperial events in the memoir known as Tuzuk-i-Jahangiri or Jahangirnama. The distractors need separate rejection: Gulbadan Begum belongs to a different institution, context or chronology; Abul Fazl does not perform the function described in the stem; and Badauni fails the required association. The wording of “Who authored the memoir commonly known as Tuzuk-i-Jahangiri?” is deliberately specific, so the candidate should isolate its operative clue before recalling names. — Jahangir”, but also remember the factual reason stated above.