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: Higher retail sales give markets a nudge US stocks advanced overnight as a jump in September retail sales boosted investor confidence in the economy. However, oil prices at a fresh record of \$US55 a barrel kept gains in check.

Business