Explanation:

 Learning: Sal, teak, mango, jamun, silver ferns, arjun, etc are the flora and chinkara, blue-bull, barking deer, cheetal, leopard, wild dog, wolf, etc. are examples of the fauna of the Pachmarhi Biosphere Reserve. The biosphere reserve is located in Madhya Pradesh, so the most appropriate answer is C.
Blue-bull (Nilgai) populations also occur in Terai lowlands in the foothills of the Himalayas.
Chital: The western limit of its range is eastern Rajasthan and Gujarat.The northern limit is along the Bhabar-terai belt of the foothills of the Himalaya and from Uttar Pradesh and Uttaranchal through to Nepal, northern West Bengal and Sikkim and then to western Assam and the forested valleys of Bhutan