Answer:
Physical gestures is the correct answer.
Step-by-step explanation:
When giving a speech, there are many elements to take in consideration. Body language is very important and it refers to all the signs that are not expressed through words, such as gestures, clothing, and physical gestures, which can be very helpful to make the speech seem reliable. By this, the speaker can help themselves reinforce some points in particular so the audience can notice how important they are.