The correct answer is: a) Cherrapunji.
Nohkalikai Falls is a plunge waterfall located in the East Khasi Hills district of Meghalaya, India. It is the tallest plunge waterfall in India and the third tallest waterfall in India overall. The waterfall is located about 10 kilometers from Cherrapunji, the wettest place on Earth.
The waterfall is formed by the Nohkalikai River, which originates in the Khasi Hills. The river flows over a cliff face that is about 340 meters high. The waterfall is a popular tourist destination and is known for its beauty and its natural setting.
The other options are incorrect because they are not located near Nohkalikai Falls. Shillong is the capital of Meghalaya and is located about 100 kilometers from Nohkalikai Falls. Jowai is a town in the East Khasi Hills district and is located about 50 kilometers from Nohkalikai Falls. Nongpoh is a town in the Ri Bhoi district and is located about 70 kilometers from Nohkalikai Falls.