Main points are key ideas that support a thesis and helps an audience understand and remember what is most important about a speaker's topic, while sub points are supporting points like <span><span>examples, definitions, testimony, and statistics that support or illustrate a speaker's main points.
</span>A preview is a list of main points and sub-points of a topic to include in a presentation</span>
the answer is not letter d you don't comprehend anything its letter c its be cause ever one is connected so they think they can work all the time