Hulucom Allows People to Watch Television Shows and Movies on the Internet

Hulu.com allows people to watch television shows and movies on the Internet. Hulu.com's business opportunity was made possible by ________ that enhanced the ability of television shows and movies to be uploaded to the Internet and played by anyone with a suitable computer and an Internet connection.

A) social forces
B) technological advances
C) legal changes
D) regulatory changes
E) economic forces