Which of the following types of support material can be used to reduce large masses of information into categories, to emphasize size, or to indicate trends?

When you need a statistic or fact to clarify or support and idea, you should look at which of the following reference resource?

a. encyclopedias b. dictionaries c. almanacs and yearbooks d. books of quotations

Lauren's speech is about the growing number of pets abandoned at area animal shelters, and she wants to incorporate three presentation aids into her speech

Identify the seven main presentation aids and give three examples that could be incorporated into Lauren's speech. (Examples will vary.) What will be an ideal response?