Explanation:

- Akbar (Option 1): Akbar, the Mughal emperor from 1556 to 1605, is widely recognized for his policy of religious tolerance and reform. Among his various reforms, Akbar is credited with regulating the practice of sati, allowing it only if the widow voluntarily wished to do so, after persistent desire.

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- Babur (Option 2): The founder of the Mughal Empire, Babur was more focused on establishing and consolidating his rule, with less emphasis on administrative reforms like Akbar’s.

- Humayun (Option 3): Humayun, Akbar's father, faced challenges in maintaining his empire and did not undertake significant reforms related to social practices like sati.

- Jahangir (Option 4): Akbar's son, Jahangir, known for continuing his father's policies, did not initiate the prohibition but maintained established reforms.