Refer to the input text as context and select the correct relationship between 'Baidu' and 'Internet' from the available options.
Options: industry, business division, brand, stock exchange

Chinese Internet search engine Baidu (NASDAQ:BIDU) was downgraded early Wednesday, while drugmakers Valeant Pharmaceuticals International (NYSE:VRX) and Shire (NASDAQ:SHPG) also saw analyst action.
industry