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: Wall Street Doubts Kmart Strategy Since emerging from bankruptcy in May 2003, the company has undergone a dramatic turnaround, seen an almost eight-fold increase in its stock price and now plans to buy department store operator Sears, Roebuck (S:NYSE - news - research) for about \$11 

Business