Which of the following is the most effective use of IM in a professional setting?

A) Assuming the IM is secure
B) Using IM for lengthy, complex messages
C) Having multiple IM conversations at the same time
D) Leaving a physical meeting to respond to IM
E) Making yourself unavailable for IM when you need to focus on other work

Professional Setting

An environment or context characterized by or suitable for conduct and activities expected in business or career-related scenarios.

IM

Abbreviation for Instant Messaging, a form of online communication that allows real-time text transmission over the internet.

Lengthy

Lengthy refers to something that is significantly long in duration or size.