题目内容

New fighter jets are being designed so that the wing is modifiable, depending on the speed at which the plane is going. Which
of the following would be a logical adjustment of the wing for such jets？

At speeds above 500 mph, the top of the wing would become flatter.
B. At speeds above 500 mph, the top of the wing would become more curved.
C. At speeds above 500 mph, the bottom of the wing would become curved.
D. None of the above

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