After overthrowing the rule of a tyrannical government, it’s easy to see why the founding fathers wanted to ensure that the citizens would have rights that could not be taken away from them: they wanted to ensure that the people of the United States of America would never be subjected to such tyranny ever again.
The correct answer is option A. "the Soviet Union built them too". The nuclear arms race took place during Cold War, and was a competition for supremacy in nuclear warfare between the United States and the Soviet Union. Under this competition if the United States built hydrogen bombs, the Soviet Union would built them too in order to stay in line with his competitor.