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 Enters Desktop Search with MSN Toolbar Suite The MSN Toolbar Suite is built on the current Windows security and privacy model. Microsoft officials said the tool respects the privacy of multiple users on a single PC by using the Windows 

Sci/Tech