According to Barnard, the line of communication must be as direct or short as possible

The ________ of an individual presentation summarizes the main points covered during the presentation.

Fill in the blank(s) with the appropriate word(s).

Heather has been invited to speak to her daughter's fifth-grade class about her profession. Should Heather approach this presentation somewhat like she would a report? What is the best advice for Heather, in meeting this challenge?