Where is the Netaji Subhash Chandra Bose International Airport?
Option 3 is the right answer.
Netaji Subhas Chandra Bose International Airport (IATA: CCU, ICAO: VECC) is an international airport located in Kolkata, West Bengal, India, serving the Kolkata metropolitan area. It is located approximately 17 km (11 mi) from the city center. The airport was earlier known as Dum Dum Airport before being renamed after Netaji Subhas Chandra Bose, a prominent leader of Indian independence movement.
Spread over an area of 2,460 acres , Kolkata airport is the largest in eastern India and one of only two international airports operating in West Bengal, the other being in Bagdogra. It is the fifth busiest airport of India in terms of passenger traffic with more than 10 million foot-falls annually. The Airport is a major center for flights to North-East India, Bangladesh, Bhutan China and Southeast Asia.
In 2014 & 2015, Kolkata Airport won the titles of Best Improved Aiport in the Asia-Pacific region by the Airport Council International.