How does President Kennedy frame the history of progress in this speech? A. He condenses the past 50,000 years of human history to showcase the rapidity of recent technological progress.

B. He condenses the past 50,000 years of human history to highlight America’s major part in recent progress and industrialization.

C. He compares the shortness of known human history to the lengthiness of prehistory, effectively showing us that the future is a wide expanse to be found in space.

D. He compares the shortness of known human history to the lengthiness of prehistory, effectively showing us that progress as we know it has just started.

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