Correct Option: A

The National Capital Region in India is a name for the conurbation or metropolitan area which encompasses the entire Delhi as well as urban areas ringing it in neighbouring states of Haryana, Uttarakhand, Uttar Pradesh and Rajasthan. The districts of Haryana included in NCR are: Gurgaon, Jhajjar, Sonipat, Panipat, Faridabad, and Rewari; and those from Uttar Pradesh are: Meerut, Baghpat, Bulandshahr, Ghaziabad, and Gautam Buddha Nagar District (Noida and Greater Noida).