Visual aids, voice technique, and body language are all factors considered when assessing how well a speech is presented.Thus, option C is correct.
What evaluation of the presentation of a speech?
Making use of colorful images in the presentation gives it a visual and professional feel. The reader can easily understand the material thanks to the presentation's visual aids.
Another aspect of presenting that adds value is voice technique. The tone of a speaker conveys his or her level of assurance. The voice of the speaker becomes a powerful tool for grabbing the audience's attention.