Why did nuclear arms remain a threat after the Cold War?

A.)Israel, India, and Pakistan refused to reduce their stocks of nuclear weapons.
B.)The old Soviet Union was unwilling to sign START, the arms-reduction treaty.
C.)The United States had shared too much nuclear technology with now-hostile countries.
D.)North Korea had shared dangerous nuclear-weapons plan with India.

Would it be B?

4 answers

I don't agree.
Would it be C that would be my second choice.
Nope.

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