Answer : 1. "शेखावटी ख्याल"
Explanation :

1. Shekhawati, related to folk playwright Nanuram, is considered a promoter of the idea.

2. He was a resident of Chirawa, Jhunjhunu (Rajasthan).

3. The period of Nanuram and Pujira Teji is called the golden period of Shekhawati Khayal.