Solution:Moti Masjid inside the Red Fort at Delhi was built by Aurangzeb.The Moti Mosque, in the Red Fort at Shahjahanabad, Delhi was initiated by the sixth Mughal emperor Aurangzeb (r. 1658-1707) during the first few years of his reign, and completed in 1663.
He spent the first twenty-three years of his reign as emperor in Delhi, during which time the Moti Mosque served as his private mosque. In 1681 he moved to the Deccan on campaign against the Hindu and Shi'i kingdoms, and never returned to Delhi.