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: Discounts bite into NTT DoCoMo #39;s results Revenue and profit at NTT DoCoMo, Japan #39;s number one cellular operator, dropped during the first half of its financial year because of discount schemes offered to win and keep subscribers to its 3G mobile cellular network.

Sci/Tech