In which state of Rajasthan are Jaipur, Dausa, Dholpur, Tonk, Ajmer, Banswara, Bharatpur, Sawai Madhopur, Karauli and Alwar (10 districts) included?

• A. North-West desert region
• B. Central Aravali mountainous region
• C. eastern plains
• D. Southeastern plateau region