Which of the Following Is NOT a Guideline to Follow

Multiple Choice

Which of the following is NOT a guideline to follow when communicating with a cell phone?

A) If you are expecting an important call during a presentation, make sure to silence your ringer.
B) Use the caller ID feature as a screening method.
C) Turn off the phone during meetings and sales calls.
D) Return messages as soon as possible.
E) Speak extra loudly into the phone.