Nakisha and Samir are making an effective use of presentation skills. Both are defending their ideas and persuading the others to follow them, by showing their knowledge about the topic with examples, and making the other students agree with them by using their ideas as well.
Mark, Casey and Kara are not so effective as they are not approaching the conversation properly, paying close attention to the questions given, or defending their own opinion.
Superiority Theory is when you laugh at someone else’s expense. You are making fun of them because you feel superior to them.
Release Theory is you laugh to release nervous energy.
Incongruity Theory is a joke that a comedian would use. “The most common kind of joke is that in which we expect one thing and another is said; here our own disappointed expectation makes us laugh.”
Courage is important because it gives you a chance to be outspoken