The Appalachian mountains is the answer
The best and most correct answer among the choices provided by your question is the third choice or letter B. The word "arrogance" <span>is not one that a politician or news personality would use to support the space program during the 1960s.
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In 1961, President John F. Kennedy began a dramatic expansion of the U.S. space program<span> and committed the nation to the ambitious goal of landing a man on the moon by the end of the decade. In 1957, the Soviet Union launched the satellite Sputnik, and the </span>space<span> race was on.</span>
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