List the questions that you should keep in mind when selecting a topic

What are the major handheld systems and how do they differ?

What will be an ideal response?

If you discuss unproven possibilities in a speech, you should

A. use them only in the introduction to gain attention. B. express them using objective, concrete language. C. clearly identify them as speculation rather than fact. D. try hard to make sure they don't draw too much attention.