The Increased Use of Facebook, Twitter, and Other Social Media

The increased use of Facebook, Twitter, and other social media by terrorist organizations in other countries to recruit new members is an example of cultural diffusion for which reason?

A) Twitter and Facebook were originally products of the Western world that have been adopted by people in other countries.
B) Terrorist organizations are having a more difficult time spreading their message.
C) White nationalist groups are most adept at using these technologies.
D) Since the movements are online, they are easy to trace and stop.