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: Starbucks Expanding Custom CD Service to 45 Stores Starbucks Corp. SBUX.O on Wednesday said customers will be able to make custom music CDs at 45 of its US coffee shops by later this month, the first step in a plan to expand the service nationwide.

Sci/Tech