The correct answer is: a) Patiala.
Patiala is a city in the Indian state of Punjab. It is the administrative headquarters of Patiala district and the Patiala division. The city is known for its concentration of palaces reflecting the legacy of feudatory states.
The city was founded in 1763 by Maharaja Amar Singh of the Phulkian Misl, a Sikh confederacy. The Phulkian Misl was one of the most powerful Sikh misls and controlled a large part of Punjab. Patiala became the capital of the Phulkian Misl and the seat of the Maharaja.
The city is home to a number of palaces, including the Moti Bagh Palace, the Sheesh Mahal, and the Qila Mubarak. The Moti Bagh Palace was built in the 18th century by Maharaja Amar Singh. The Sheesh Mahal was built in the 19th century by Maharaja Narinder Singh. The Qila Mubarak was built in the 16th century by Raja Rai Singh of Nabha.
The city is also home to a number of historical monuments, including the Gurdwara Dukh Niwaran Sahib, the Gurdwara Mata Lal Devi, and the Gurdwara Baba Deep Singh. The Gurdwara Dukh Niwaran Sahib was built in the 18th century by Maharaja Amar Singh. The Gurdwara Mata Lal Devi was built in the 19th century by Maharaja Narinder Singh. The Gurdwara Baba Deep Singh was built in the 18th century to commemorate the martyrdom of Baba Deep Singh.
Patiala is a popular tourist destination. The city is known for its palaces, historical monuments, and cultural heritage.