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: New iPod ads feature U2 (MacCentral) MacCentral - Apple has stepped up its marketing campaign for the dimunitive iPod MP3 player by featuring lendendary rockers U2 in the latest "silhouette" ad. Apple's popular silhouette ads usually feature music from up-and-coming bands like Jet playing as a someone dances on a multi-colored background.

Sci/Tech