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: GOP to Bolster Bush Image As Strong Leader NEW YORK - Republicans marshaled their forces to bolster President Bush's image as a strong leader in treacherous times as they open their national convention in the city that felt the brunt of the worst terrorist attacks in U.S. history...

World