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: Man charged with selling Windows source code Months after launching a federal investigation, authorities yesterday arrested a Connecticut man for selling the source code for Microsoft #39;s Windows NT 4.0 and Windows 2000 operating systems over the Internet.

Sci/Tech