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: Microsoft, Sun claim progress on interoperability deal DECEMBER 02, 2004 (COMPUTERWORLD) - Microsoft Corp. and Sun Microsystems Inc. said yesterday that they #39;re pleased with the progress they have made in the early stages of the 10-year alliance they forged in April (see story).

Sci/Tech