The correct answer is: d) All of the above.
Kurnool, Nandyal, and Jatprole were all significant feudatory states in the Rayalaseema region. Kurnool was ruled by the Nayakas of Kurnool, who were a branch of the Vijayanagara Empire. Nandyal was ruled by the Nayakas of Nandyal, who were also a branch of the Vijayanagara Empire. Jatprole was ruled by the Palegars of Jatprole, who were a local dynasty.
The Nayakas of Kurnool were a branch of the Vijayanagara Empire, which was a Hindu empire that ruled over much of southern India from the 14th to the 16th centuries. The Nayakas of Kurnool were appointed by the Vijayanagara rulers to govern the region of Kurnool. They were responsible for collecting taxes, maintaining law and order, and defending the region from invaders.
The Nayakas of Nandyal were also a branch of the Vijayanagara Empire. They were appointed by the Vijayanagara rulers to govern the region of Nandyal. They were responsible for collecting taxes, maintaining law and order, and defending the region from invaders.
The Palegars of Jatprole were a local dynasty that ruled over the region of Jatprole. They were not appointed by any central authority, but instead ruled their territory independently. The Palegars of Jatprole were known for their military prowess and their resistance to Mughal rule.
All three of these feudatory states were significant in the Rayalaseema region. They played an important role in the history of the region and its people.