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 revises anti-spam standard Microsoft says it has revised its proposal to weed out spam email to win over sceptical internet engineers who have been reluctant to adopt technology owned by the dominant software company.

Sci/Tech