The correct option is C Assam
Manas National Park is a national park, UNESCO Natural World Heritage site, a Project Tiger reserve, an elephant reserve and a biosphere reserve in Assam, India. It is located at the base of foot hills of the Bhutan-Himalayas with unique biodiversity and landscape and is one of the first reserves included in the network of tiger reserve under Project tiger in 1973. It is known for its rare and endangered endemic wildlife such as the Assam roofed turtle, hispid hare, golden langur and pygmy hog.