What four principles should you keep in mind when planning to help your audience understand the information you present? 

Dave has signed up to be last in the speaking order because his twenty-first birthday was the day before and he just had to celebrate

He feels so tired and hungover that he doesn't even realize it's time for him to speak until the teacher calls his name...twice. What is Dave experiencing? A) internal noise B) an encoding-decoding breakdown C) external noise D) poor channel selection

Who is in the cultural identity achievement stage?

a. Katherine, who comes from an Irish Catholic family and refuses to attend Mass b. Chang, who organizes a Chinese New Year festival to celebrate his background c. Malik, who resents being made fun of because of his Muslim family d. Gordon, who is planning a trip to Europe to see the place where his family once lived