How Many Types Of Support Do You Believe Would Be Sufficient For An Informative Speech?

How Many Types Of Support Do You Believe Would Be Sufficient For An Informative Speech? Essentially, there are seven types of supporting materials: examples, narratives, definitions, descriptions, historical and scientific fact, statistics, and testimony. What types of supportive materials are appropriate for informative speeches? Essentially, there are seven types of supporting materials: examples, narratives, definitions,