Question: Extract the answer to the question from the following context. Question: According to the CCTV broadcast, what individual helped make information available concerning the national security cyber threat? Context: In June 2014, state broadcaster China Central Television (CCTV) broadcast a news story further characterizing Windows 8 as a threat to national security. The story featured an interview with Ni Guangnan, who stated that operating systems could aggregate "sensitive user information" that could be used to "understand the conditions and activities of our national economy and society", and alleged that per documents leaked by Edward Snowden, the U.S. government had worked with Microsoft to retrieve encrypted information. Yang Min, a computer scientist at Fudan University, also stated that "the security features of Windows 8 are basically to the benefit of Microsoft, allowing them control of the users' data, and that poses a big challenge to the national strategy for information security." Microsoft denied the claims in a number of posts on the Chinese social network Sina Weibo, which stated that the company had never "assisted any government in an attack of another government or clients" or provided client data to the U.S. government, never "provided any government the authority to directly visit" or placed any backdoors in its products and services, and that it had never concealed government requests for client data.
Answer: Edward Snowden

Question: Extract the answer to the question from the following context. Question: What state is the suburb that houses the main campus located in? Context: The University of Oklahoma has several institutions of higher learning in the city and metropolitan area, with OU Medicine and the University of Oklahoma Health Sciences Center campuses located east of downtown in the Oklahoma Health Center district, and the main campus located to the south in the suburb of Norman. The OU Medicine hosting the state's only Level-One trauma center. OU Health Sciences Center is one of the nation's largest independent medical centers, employing more than 12,000 people. OU is one of only four major universities in the nation to operate six medical schools.[clarification needed]
Answer: Oklahoma

Question: Extract the answer to the question from the following context. Question: What kind of greek art style did hellenistic art used to be? Context: Hellenistic art saw a turn from the idealistic, perfected, calm and composed figures of classical Greek art to a style dominated by realism and the depiction of emotion (pathos) and character (ethos). The motif of deceptively realistic naturalism in art (aletheia) is reflected in stories such as that of the painter Zeuxis, who was said to have painted grapes that seemed so real that birds came and pecked at them. The female nude also became more popular as epitomized by the Aphrodite of Cnidos of Praxiteles and art in general became more erotic (e.g. Leda and the Swan and Scopa's Pothos). The dominant ideals of Hellenistic art were those of sensuality and passion.
Answer:
classical