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: Brazil's Economy Expands 6.1 Percent in 3Q Brazil's economy expanded 6.1 percent in the third quarter compared to same period a year ago, lifted by exports and rising domestic consumer demand, the government said Tuesday.

World