Explanation:

- Option 1: Jahangir

- Jahangir was the son of Akbar and continued many of his father's policies.

- He is not known for abolishing the Jizyah.

- Option 2: Humayun

- Humayun was the father of Akbar and ruled before him.

- His reign was marked by struggles for the throne, without major administrative reforms.

- Option 3: Akbar

- Akbar is the Mughal emperor known for his progressive and inclusive policies.

- He abolished the Jizyah tax to promote religious harmony and unity in his empire.

- Option 4: Aurangzeb

- Aurangzeb was known for his orthodox Islamic rule.

- He actually reimposed the Jizyah tax, which was opposed by Akbar.

The correct answer is Akbar. He removed the Jizyah tax to ease tensions between different religious communities and unify the diverse empire.