Who wrote a letter to President Roosevelt urging that the United States build an atomic bomb before the Germans could? A. George Marshall B. Dwight Eisenhower C. Albert Einstein D. Douglas MacArthur



Answer :

The author of this famous letter was C. Albert Einstein. Einstein knew that the technology was possible, and that the science behind the bomb was credible. Nobody knew if the Germans had started yet (they had not), but Einstein urged to US to begin research anyway.
C Albert Einstein because he was urged by physicist Leo Szilardand helped Einstein draft it.

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