Paralanguage, It identifies something that may be expressed consciously or unconsciously and it offers the pitch, volume and sometimes intonation of speech.
Example: A teacher shouting after giving prior polite warning to students misbehaving again and again in the institution. The volume as well as the pitch is seen changing from low (polite warning) to high (anger).
Kinesics: Kinesics is the interpretation of body gestures such as facial expressions and gestures - or, more formally, non-verbal behaviour related to movement, any part of the body.
Example: A supervisor moving his head from left to right to his junior employee engaging in a argument situation with a customer at the till.
Proxemics: It means the length between people when they are getting together with each other.
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