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: Advertising watchdog reprimands Microsoft over  #39;facts #39; Microsoft recently launched a  #39;Get the Facts #39; ad campaign telling consumers Linux isn #39;t cheaper than Windows. The Advertising Standards Authority (ASA) thinks they should get the facts too -- but it #39;s warned Microsoft to make sure its are straight first.

Sci/Tech