Answer:
Conversation 1 uses a nonverbal opening.
Step-by-step explanation:
Conversation 1 uses a nonverbal opening because Erin is communicating with Jessica through a gesture that says come over to my desk, she is not using any words to deliver the mesege.
There are a lot of types of nonverbal communications, the most common are gestures such as the movement of your head, or pointing, then we have postures and body language, which are how we sit or move in certain situations like being with your arms crossed means that you are in a defensive posture, another type of nonverbal communication is the distance between two people, which varies according to the relationship and environment.