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: Windows XP SP2 Firewall Last week Microsoft finally released the much-anticipated Service Pack 2 (SP2) for Windows XP. This update represents a fundamental change in many aspects of Windows XP security and could reasonably be called the next release of Windows XP as much as a ...

Sci/Tech