Official Answer Key & Detailed Solution
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Correct Answer: Option (A) — 1 and 2 only
Concept & Option Breakdown
Standard Reference VerifiedThe Non-Proliferation Treaty (NPT) defines Nuclear-Weapon States (NWS) as those that manufactured and exploded a nuclear weapon or other nuclear explosive device prior to 1 January 1967. There are only five recognized NWS under the NPT: China, France, Russia, the United Kingdom, and the United States. India, Israel, and Pakistan have not signed the NPT and are not recognized as NWS under the treaty.
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