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English, 24.12.2020 20:50 KayleighMorganhopkin

What project did Mary Jackson work on at NACA soon after she was hired? A. landing astronauts on the moon and returning them safely to Earth

B. building aircraft capable of breaking the sound barrier

C. designing planes that could fly at more than five times the speed of sound

D. creating rockets that could put astronauts into a low orbit around Earth

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