Most planes use a long runway before takeoff to gain enough speed for the plane to lift up into the air. Most airplanes can take off only if they are moving fast enough. The force of lift needs to be stronger than the force of weight. They use thrust to take off and therefore need very little runway.
Answer:
A. To maintain the old way of life
Explanation:
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D. by replacing Douglas MacArthur during the Korean War.
