According to the United Nations, _____ country has enriched uranium more than limit set in an international treaty of 2015 ?

a)  Iran
b)  Iraq
c)  Jordan
d)  Pakistan

The United Nations’ atomic energy agency has confirmed Iran has surpassed the uranium enrichment limits spelled out in the 2015 nuclear deal. The International Atomic Energy Agency said its inspectors verified that Iran has surpassed the 3.67% enrichment limit set in the accord, aimed at restraining Tehran’s ability to develop nuclear weapons in return for sanctions relief.