According to Steve Heckler, what would Sony do to protect its revenue streams from music piracy?

A. Partner with Napster to offer a legitimate music streaming service
B. Abandon the music industry due to the rise of file-sharing
C. Focus on educating consumers about the risks of music piracy
D. Develop technology to block music piracy at the source, including cable companies, phone companies, ISPs, and PCs
Answer: 