Step 1: Understanding the Concept:
The National Rainfed Area Authority (NRAA) is an expert advisory body established under the Ministry of Agriculture to address the challenges of dryland and rainfed farming in India.
Step 2: Detailed Explanation:
The National Rainfed Area Authority (NRAA) was constituted in November 2006 by the Government of India.
It is headquartered at the NASC Complex, Pusa, New Delhi.
NRAA formulates common guidelines, policies, and strategic plans for rainfed farming, watershed development, and drought mitigation across rainfed agricultural areas.
Step 3: Final Answer:
Thus, NRAA is located in Delhi (New Delhi), corresponding to option (D).