For Years Email Has Been the Primary Communication Medium at Your

Multiple Choice

For years email has been the primary communication medium at your company. However, many of your employees now use IM daily for personal messages, and they've come to you asking your approval to begin using it to communicate with clients and vendors. Your greatest concern is likely to be

A) the ability to use it only on expensive, highly specialized devices.
B) the need for users to learn complicated software that may take years to learn.
C) incompatibility between your company's IM system and those your vendors and clients use.
D) the high cost.