Answer:
Gestures such as head nodding and facial expressions are helpful in
expressing emotions such as enthusiasm and frustration while a speaker is talking.
Step-by-step explanation:
A gesture is a body movement that sends a visual signal and it expresses an idea or sentiment. A gesture is a form of non-verbal communication and examples of gestures are hands and face movements. Gestures help people to communicate different feelings and emotions and some of them have a universal meaning while others have different interpretations according to the specific culture.