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: Murdoch #39;s News Corp. to join S amp;P 500 NEW YORK - News Corp., the media company built by Rupert Murdoch, will join the Standard  amp; Poor #39;s 500 stock index after the close of trading on Dec. 17, S amp;P said on Tuesday.

Business