(a) Indian Space Research Organization (ISRO) and Boeing
(b) Airports Authority of India (AAI) and Lockheed Martin
(c) Indian Space Research Organization (ISRO) and European Space Agency (ESA)
(d) Indian Space Research Organization (ISRO) and Airports Authority of India (AAI)
Ans.(d)
Sol. GAGAN satellite technology was jointly developed by the Indian Space Research Organization (ISRO) and the Airports Authority of India (AAI).
