One of the most talented managers to ever work at ABC Inc. is Amy Holmes. Combining graciousness with high intelligence and creativity, Amy has been successful in attracting and building a highly committed and competent division of employees. When interviewed by the national news media for insight into her success, one of the topics that became a primary focus was the challenge of communicating effectively. In selecting the best channel for complex communication, Amy suggests to select the richest channel possible. Characteristics that Amy suggests a manager should recognize include all of the following except:

A) the channel's ability to handle multiple cues simultaneously.
B) the ability to facilitate rapid, two-way feedback.
C) the ability to establish a personal focus for the communication.
D) the ability to clarify and rapidly reduce communication stereotyping.
E) All of these are valid characteristics of channel richness.