Multiple choice general knowledge science & technology What is the Full form of NASA National America Space and Research Administration National Air and Space Administration National Aeronautics and Space Administration National Aeronautics and Space Association Reveal answer Fill a bubble to check yourself C Correct answer Explanation NASA stands for National Aeronautics and Space Administration. The key word is 'Aeronautics' (the science of flight), not 'America' or just 'Air'. Option C is the only fully correct expansion.