Option c is the correct answer. The Battle of Talikota (23 January 1565) was a significant watershed battle fought between the Vijayanagara Empire and an alliance of the Deccan sultanates, which included Bijapur, Ahmednagar, Golconda, and Bidar, led by Ali Adilshah. The defeat of Aliya Rama Raya, who led Vijayanagara in the war, resulted in the eventual collapse of the polity and reshaped Deccan politics. This battle, also known as the battle of the Rakkasa Tangadi or Bannihatti, led to the fall of Vijayanagara. The confrontations between the forces of Vijayanagara and the Bahmani sultans occurred in three different areas: in the Tungabhadra doab, in the Krishna-Godavari Cachar, and in the Marathwada region. Important Tips Battle of Raichur- The Battle took place in 1520 in Raichur, India, between the Vijayanagara Empire and the Bijapur Sultanate. The Vijayanagara forces won, defeating the Bijapur ruler and forcing them back over the Krishna River. Battle of Toppur- The Battle stood as one of India's significant historical clashes, notable for introducing extensive cannon usage in South India. It led to the final downfall of the fading Vijayanagara Empire, resulting from a civil war between contenders vying for its kingship. Jagga Raya contested the Sriranga Authority in support of his nephew.