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- This aircraft was proposed by Boeing in the 80s, but never entered production due to excessive noise from its unducted fan engines and high production costs.
Question 1:
This aircraft was proposed by Boeing in the 80s, but never entered production due to excessive noise from its unducted fan engines and high production costs.
A. Spruce Goose flying boat
B. Boeing 7J7
C. Boeing Business Jet
D. Boeing 737
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