Hint:It is the largest fort in India.The fort is the capital of Mewar city.It is located in the southern part of Rajasthan.
Option A, Chittorgarh Fort is situated on the National Highway 76 and 79 intersection on the banks of river Banas River in Rajasthan. Rani Padmini also known Padmavati during the 13 to 14th century in the kingdom of Mewar was known for his beauty in the kingdom. She originally belonged to the Singhal Kingdom of Sri Lanka but was brought to Chittoor by the ruler of Chittor Fort, Ratan Sen when he married her. Her spouse or husband was captured by the Sultan of Delhi, Alauddin Khaliji and made serious efforts to seize the fort but failed when she committed self-immolation and protected her honor. So, Chittor Fort is associated with her and is the correct answer.
Option B, Kumbhalgarh is also a fort on the Aravalli Hills in Udaipur, Rajasthan. It was established by Rana Kumbha in the 15th century and is considered to be a prominent fort. So, it is not the correct answer.
Option C, Ranthambore Fort is situated near Sawai Madhopur held by Chahamanas or Chauhans in the 13th century but later was captured by Delhi Sultanate. Originally it was named as Ranastambha or Ranastambhapura and associated with Jainism religion in the reign of Prithviraj I. So, it is not the correct answer.
Option D, Jaisalmer Fort is located in Jaisalmer, Rajasthan and is regarded as the second oldest fort in Rajasthan. It was established by Rajput Rawal in 1156 AD. So, it is also not associated with Rani Padmavati.
Therefore, the correct answer is Option A, i.e. Chittorgarh Fort.
Note:In the year 2013, Chittor Fort has been regarded as a UNESCO World Heritage Site.
The Kumbhalgarh Fort has also been included in the list of UNESCO World Heritage Sites.
The Ranthambore and Jaisalmer Fort have also been declared a UNESCO World Heritage Site in the year 2013.