According to the Text, Google Has Been Sued by Several

According to the text, Google has been sued by several media companies for violations of copyright law. Which of the following would be the most appropriate interpretation of these under general environmental and industry analysis?

A) A changing technological environment due to the rise of the Internet; increased rivalry in the broadcast industry.
B) A changing legal environment pertaining to the posting of copyrighted material on Internet sites; the challenges of controlling suppliers actions.
C) A changing sociocultural environment as people are more willing to watch television shows on their computer; the bargaining power of buyers who face low switching costs between watching shows on their computer versus their television.
D) A changing global environment as the market for television shows has expanded from domestic to international; the threat of new entrants with unique content available for viewing.