1) European Space Agency(ESA)
2) Japan Aerospace Exploration Agency(JAXA)
3) National Aeronautics and Space Administration(NASA)
4) None of these

Explanation:
On November 9, 2019 Civilian space program and aeronautics space agency NASA (National Aeronautics and Space Administration) has launched its 1st all electric experimental aircraft named the X-57 “Maxwell.” It is NASA’s 1st crewed X-plane (experimental plane) in nearly 2 decades adapted from Italian Tecnam P2006T aircraft. The first delivery of the all-electric experimental aircraft was taken from Empirical Systems Aerospace (ESAero) in California, United States(US). The aircraft is expected to be operational by late 2020.

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