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: UK company to buy Infonet for \$965M London-based BT Group PLC said Monday it will strengthen its presence in North America and Asia by buying Infonet Services Corp., an international managed voice and data network services provider, for \$965 million.

Business