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: CoTherix, Google Rise Before the Bell (Reuters) Reuters - Shares of CoTherix Inc.  rose\2.7 percent  before the bell on Tuesday after Piper Jaffray\initiated coverage of the biopharmaceutical company with an\"outperform" rating and a  #36;10 price target.

Business