Which of the Following Statements Best Describes Instant Messaging (IM)

Which of the following statements best describes instant messaging (IM) and text messaging use?

A) Because instant messaging and text messaging are used by so many teenagers, using these tools on the job will make you look immature and unprofessional.
B) Text messaging allows real-time communication with colleagues anywhere in the world.
C) Instant messaging and text messaging must be done from a desktop computer.
D) Text messaging enables you to use the Internet to communicate in real time in a private chat room with one or more individuals.