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: Merck Rises 1.52 Percent Before Bell  NEW YORK (Reuters) - Shares of drugmaker Merck   Co. Inc.  &lt;A HREF="[Link] target=/stocks/quickinfo/fullquote"&gt;MRK.N&lt;/A&gt; traded 1.52 percent higher on volume of more than  61,000 shares in pre-market dealings on Friday, a day after the  stock plunged to an eight-year low after the company withdrew  its arthritis drug Vioxx.

Business