The statement is resolved by identifying Chagatai Turkish as the precise match. Babur wrote his memoir in Chagatai Turkish; it was later translated into Persian during Akbar's reign and became a major Mughal historical source. Competitive questions frequently test the title, author, language and ruler connected with a chronicle. The distractors need separate rejection: Arabic belongs to a different institution, context or chronology; Sanskrit does not perform the function described in the stem; and Persian fails the required association. The wording of “Babur composed his memoir, the Baburnama, originally in which language?” is deliberately specific, so the candidate should isolate its operative clue before recalling names. — Chagatai Turkish”, but also remember the factual reason stated above.