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: Conoco Said in Talks for 25 of LUKoil US oil major ConocoPhillips is seeking to buy up to 25 percent in oil giant LUKoil to add billions of barrels of reserves to its books, an industry source familiar with the matter said Friday.

Business