The UN Atomic Energy Commission was established in

Correct option is B

The UN Atomic Energy Commission was established in **1946**. It was set up by the United Nations General Assembly in its first session, following a proposal by the United States, to address issues related to atomic energy and its implications for international peace and security. The commission was tasked with making proposals for the control of atomic energy to the extent necessary to ensure its use only for peaceful purposes, the elimination from national armaments of atomic weapons and all other major weapons adaptable to mass destruction, and for effective safeguards by way of inspection and other means to protect complying States against the hazards of violations and evasions.