The correct answer is (a) Noida International Airport at Jewar.
Noida International Airport at Jewar is a greenfield airport under construction in Jewar, Gautam Buddha Nagar district, Uttar Pradesh, India. It is being developed by the Noida International Airport Limited (NIAL), a special purpose vehicle formed by the Government of India and the Government of Uttar Pradesh. The airport is expected to be the largest in India and the third largest in Asia, with a capacity of 70 million passengers per year. It is scheduled to be completed in 2024.
Kushinagar Airport is an international airport under construction in Kushinagar district, Uttar Pradesh, India. It is being developed by the Airports Authority of India (AAI). The airport is expected to be operational by 2022. It will be the second international airport in Uttar Pradesh after Chaudhary Charan Singh International Airport in Lucknow.
Delhi Airport is an international airport in Delhi, India. It is the busiest airport in India and the 12th busiest airport in the world by passenger traffic. The airport is operated by Delhi International Airport Limited (DIAL), a joint venture between the Government of India and the Airports Authority of India (AAI).
Kempegowda International Airport is an international airport in Bengaluru, Karnataka, India. It is the third busiest airport in India after Indira Gandhi International Airport in Delhi and Chhatrapati Shivaji Maharaj International Airport in Mumbai. The airport is operated by Bangalore International Airport Limited (BIAL), a joint venture between the Government of Karnataka and the Airports Authority of India (AAI).