The best way Penelope can make her speech audience-centered is:
Using examples which the audience can relate to.
<h3>Audience centered speech</h3>
This refers to the type of speech where the audience are the main focus of a speech and the contents of the speech are tailored based on the experiences of the audience.
With this in mind, we can see that Penelope would have to make the audience the focus as she is talking so that they would feel her speech on a personal level.
<h2>Answer: The creeping black slime in your sink is a mixture of dead skin cells, spit, toothpaste residue, hair, shaving cream, "soap" , bacteria, mildew, and essences of pretty much any and everything you have ever poured down the drain.</h2>