The correct answer is: a) Hyderabad State.
The Salar Jung family served as powerful Prime Ministers of Hyderabad State from 1853 to 1948. The first Salar Jung, Mir Turab Ali Khan, was appointed Prime Minister of Hyderabad in 1853 by the Nizam, Mir Mahbub Ali Khan. He served in this position until his death in 1882. His son, Mir Mahbub Ali Khan, succeeded him as Prime Minister and served until his death in 1912. His grandson, Mir Osman Ali Khan, served as Prime Minister from 1912 to 1948.
The Salar Jung family was instrumental in the modernization of Hyderabad State. They built roads, bridges, schools, hospitals, and other infrastructure projects. They also promoted education and economic development. The Salar Jung family was also known for their patronage of the arts and culture.
The Salar Jung family was a powerful and influential force in Hyderabad State for over a century. They played a major role in the development of the state and its people.
The other options are incorrect. Jeypore is a town in the Indian state of Rajasthan. Venkatagiri is a town in the Indian state of Andhra Pradesh. Wanaparthy is a town in the Indian state of Telangana.