Answer:
Delta
cliffs, caves, and stumps
Answer:
Invisible hand , did not edge
Explanation:
just did it they were correct
Answer: throughout the duration of the speech
Explanation: if visual aid will be used during a presentation, it should be used throughout the entire presentation in order to help you explain information more concisely and coherently which makes the presentation easy for you and enables the audience to learn easily and flow with the presentation.
