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 Upgrade Causing Campus Headaches (washingtonpost.com) washingtonpost.com - Microsoft Corp.'s decision to release a major upgrade for its flagship operating system in the same month that hundreds of thousands of students are reporting to college campuses across the nation is causing a major headache for the higher education community.

Sci/Tech