1.

When was the first successful test of hydrogen bomb?

A. 4/10/1946 12:00:00 AM
B. 2/18/1957 12:00:00 AM
C. 11/1/1952 12:00:00 AM
D. 9/2/1950 12:00:00 AM
Answer» D. 9/2/1950 12:00:00 AM


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