Definition: In this task, you're given a short article. Your job is to classify the article based on its category. Use the following classification labels, 0. World, 1. Sports, 2. Business, 3. Science or Technical. Label the text "0" if it contains information related to world. Label the text "1" if it contains information related to sports. Label the text "2" if it contains information related business. Label the text "3" if it contains science or technical related information. 
Input: Array of Cool Innovations Showcased at Mobile Tech Show As co-stars of an elite, wireless-oriented tech show they were improbable indeed: A weed whacker, a blender and a boombox. Their decibel assault at this year's 6th annual DEMOmobile show was the perfect foil for its most celebrated product, a noise-canceling cell phone headset called Jawbone.
