Answer:
Replaces verbal messages with non-verbal signs to exchange thought.
Step-by-step explanation:
Non-verbal communication refers to methods or techniques of information or message transfer between individuals using signs and signals devoid of speaking. Non verbal communication includes the use of facial expression, haptic feedbacks, gestures and so on. Some of the functions of nonverbal communication include ; complementing and regulating the flow of information transfer. Similarly, non-verbal communication functions as a substitute to verbal communication as it may be used to replace verbal messages. In the scenario given above, waving with the hand is used to replace verbal message 'Hi' and flowers is used to depict 'I love you'.