According to statistics, what are the chances of someone knowing if someone is telling the truth or lying?

As a speaker, you should neverreveal individual elements of a presentational aid such as a chart, as this is confusing for the audience

Indicate whether the statement is true or false

Scott concluded his speech on world hunger by quoting Mother Theresa who said, "If you can't feed a hundred people, then just feed one." Which part of the conclusion does this represent?

a. credibility statement b. audience response statement c. WOW statement d. relevance to audience