All of the following are examples of visual channels in public speaking except: a. hand gestures & body language b. microphone & speakers c. charts, graphs, and projected images d. all of the above are examples of visual channels.

The answer is (B) microphone and speakers are not example of visual channels

Explanation: Visual communication is the practice of graphically representing information to create meaning effectively and efficiently. Visual channels are means of conveying ideas, emotions, knowledge, data that can be seen

Hand gesture and body language is a good example of visual channels in public speaking. Hand gesture and body language can help communicate better. It aids visual channels in public speaking. A hand gesture is whenever you move your hand or head to express an idea. It helps describe what you’re talking about.

Furthermore, Charts, graphs and projected images are substantial example of visual channels in public speaking. They are used in creating meaning to a target audience.