The Darbhanga gayaki of Dhrupad, a classical Indian music tradition, is linked to which Indian state or Union Territory?

Explanation

Bihar. Darbhanga gayaki is a Dhrupad style from Darbhanga (Mithila, Bihar), developed under Darbhanga Raj patronage in the 18th–19th centuries. Based on Khandar and Gauhar Vani, it is known for a serious, meditative alap and traditional bandishes.