<span>By far, the most obvious advantage of using a wireless microphone is the fact that the user can move unimpeded when performing. The greatest advantage to using a wireless, clip-on microphone is also that, the speaker or the singer can wander freely around the stage without losing the quality of the sound. Hope this answer helps.</span>
I believe it would be Evaluation, since we are evaluating the differences of two diets and their benefits.
He was just trying to figure out who this Gatsby guy really is, but i think it was to find some ladies he can sleep with. Even as dumb as daisy is, she knew that.
Presentation aids are visual methods of clarifying ideas and illustrating the message.
The items which are used other than words of the speech like visual, audio or technological aids to express the intent of the speaker are said to be presentation aids.
On the other hand, Manipulative aids are the tools which are used in the process of teaching to make the students engage in learning. Interactive aids help while in the engagement of the listener and the speaker. Multimedia aids comprise of the combination of visual, audio, text, animation and images.