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: Home Builder Optimism Reported Rising (Reuters) Reuters - U.S. home builder optimism grew in\October to its strongest level in 2004 on low mortgage rates\and heavy traffic of potential buyers, rebounding from a\decline in September, an industry report said on Monday.

Business