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: Wal-Mart Profit Up, Raises Outlook  NEW YORK (Reuters) - Wal-Mart Stores Inc. &lt;A HREF="[Link] target=/stocks/quickinfo/fullquote"&gt;WMT.N&lt;/A&gt;, the  world's biggest retailer, posted a 13 percent rise in quarterly  profit on Tuesday and raised its outlook and expectations for  holiday sales, saying the economy was improving.

Business