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: Iranians, Europeans Meet on Nuclear Deal After five days of intense internal deliberations, Iranian officials met with European envoys here Thursday to seek "clarifications" on a proposed deal that would require Tehran to indefinitely suspend a pivotal aspect of its nuclear energy program that could be converted to military use, Western diplomatic sources here said.

World