The correct answer is (c), Akbar.
Akbar was the third Mughal emperor, who ruled from 1556 to 1605. He is considered one of the greatest rulers in Indian history. He was a tolerant ruler who promoted religious harmony and interfaith dialogue. He also patronized the arts and sciences.
Babar was the first Mughal emperor, who ruled from 1526 to 1530. He was a great military leader who conquered much of northern India. However, he was not a tolerant ruler and persecuted Hindus.
Humayun was the second Mughal emperor, who ruled from 1530 to 1540 and again from 1555 to 1556. He was a weak ruler who was defeated by Sher Shah Suri and exiled from India. He was a tolerant ruler who promoted religious harmony.
Aurangzeb was the sixth Mughal emperor, who ruled from 1658 to 1707. He was a strict and orthodox ruler who persecuted Hindus and other non-Muslims. He is considered one of the most controversial rulers in Indian history.
In conclusion, Akbar was the most tolerant and enlightened of the Mughal emperors. He promoted religious harmony and interfaith dialogue, and he patronized the arts and sciences.