What Statement Best Describes Communication in Today's Work Environment

What statement best describes communication in today's work environment?

A) Today's organizations use e-mail, instant messaging (IM) , texting; interacting with social media such as Facebook, Twitter, and LinkedIn have not changed the nature of communication.
B) Web chats are still lagging as a preferred communication channel for online customer service.
C) Hard-copy memos and letters still outnumber other forms of communication.
D) Desktop computers are still the preferred devices in the workplace.