Explain the ethical responsibilities that you have as a speaker when using supporting material in your presentation. 

In a speech of demonstration, show and tell is usually less effective than just telling people

how to do something. Indicate whether the statement is true or false

Although the matter has never been discussed, it is understood that when someone in your study group is going to be late, that person should send a text message. What term best describes your study group's unspoken understanding?

A. guideline B. norm C. rule D. principle