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: Boeing, AMR Agree on Order Delay Boeing (BA :NYSE - news - research) shares slipped Monday after the plane maker and AMR (AMR :NYSE - news - research) agreed on a deal allowing the parent of American Airlines to defer 54 of 56 aircraft originally scheduled for delivery between 2006 and 

Business