$8)$ Based upon the criteria for determining the $$richness$$ of communication channels, which of the following would be the richest channel of communication?

A$)$ a live video conference

B$)$ an exchange of e$-$mail

C$)$ voice mail

D$)$ a memo sent by your boss

$9)$ Gary has decided to break up with Hortensia and has decided to break the news at a high class restaurant in hopes of avoiding an unpleasant scene. Even though this might not work, Gary's decision reflects his understanding of the importance of which component of communication?

A$)$ noise

B$)$ feedback

C$)$ context

D$)$ episodes