GENERAL KNOWLEDGE

Detailed explanation-1: -Aurangzeb defeated Dara in 1659 and had him executed. Although Shah Jahan fully recovered from his illness, Aurangzeb kept Shah Jahan imprisoned until his death in 1666. Aurangzeb oversaw an increase in the Islamicization of the Mughal state.

Detailed explanation-2: -After Shah Jahan returned from illness in July 1658, Aurangzeb imprisoned his father in the Agra Fort from July 1658 until his death in January 1666. He was laid to rest next to his wife in the Taj Mahal. His reign is known for doing away with the liberal policies initiated by Akbar.