Concept:The Naropa festival is a significant Buddhist festival celebrated in Ladakh.Explanation:The Naropa festival takes place every 12 years in the Tibetan calendar.It is also known as the "Kumbh of the Himalayas".The festival features the Shondol dance, performed by women artists in traditional attire.The Shondol dance is known as the "Royal dance of Ladakh".The last celebration was in 2016, marking 1,000 years of Naropa's legacy.Answer:Ladakh (Option B).