The correct answer is: D. It was the capital of Vijayanagar.
Hampi was the capital of the Vijayanagara Empire, which was one of the largest and most powerful empires in India. The city was founded in the 14th century and was abandoned in the 16th century after it was sacked by the Mughal Empire. Hampi is now a UNESCO World Heritage Site and is known for its ruins, which include temples, palaces, and other buildings.
Option A is incorrect because Golconda was the capital of the Qutb Shahi dynasty, which ruled over the Deccan region of India from the 16th to the 18th centuries.
Option B is incorrect because there is no evidence that Hampi had the largest stable in medieval India.
Option C is incorrect because there is no evidence that Hampi had the translation of the Indian epics to Persian.