The correct option is D 180 years
The Bahamani dynasty ruled from 1347 to 1526 for almost 180 years. In AD 1347 an independent Muslim State, the Bahamani kingdom was established in South India by Ala-Ud-Din Hasan Gangu by revolting against Delhi Sultanate. By the end of 15th century, the Bahamani rule was plagued with fights and ended with the disintegration of Bahamani Kingdom into 5 states.