The correct answer is: D. Wassenaar Arrangement
The Wassenaar Arrangement is a multilateral export control regime that aims to prevent the proliferation of conventional arms and dual-use goods and technologies. It was established in 1996 and currently has 42 participating states, including India.
The Missile Technology Control Regime (MTCR) is a multilateral export control regime that aims to limit the proliferation of missiles and missile technology. It was established in 1987 and currently has 35 participating states, including India.
The Nuclear Suppliers Group (NSG) is a multilateral export control regime that aims to prevent the proliferation of nuclear weapons and nuclear-related materials. It was established in 1975 and currently has 48 participating states, including India.
The Non-Proliferation Treaty (NPT) is an international treaty that aims to prevent the spread of nuclear weapons. It was established in 1968 and currently has 191 participating states, including India.
India became a member of the Wassenaar Arrangement in 2016. This was a significant development, as it marked India’s formal acceptance into the international community of arms control regimes. India’s membership in the Wassenaar Arrangement is expected to help to improve its relations with other countries and to promote its own national security interests.