Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Iran rejects European demands over nuclear standoff TEHRAN : Iran rejected European demands that it halt all uranium enrichment activities and described a proposal aimed at ending Tehran #39;s nuclear standoff with the international community as  quot;unbalanced.

World