Which aspect of a speech can be helpful to deliver from memory?

The ____, one of the most common techniques used in the conclusion of a speech,

reinforces your ideas and reminds the audience of your most important points. It is especially important when the speech is complex or rather long. A) emotional appeal B) challenge C) summary D) quotation

Lerna decides to give a demonstration speech about how to make homemade egg noodles, a procedure she has helped her mother with countless times. What considerations might Lerna be wise to consider about the use of visual aids in her preparation?

What will be an ideal response?