Sam slams her books down on the desk as she says aloud, "I’m having a REALLY bad day;" she is using nonverbal communication to her verbal message

She is using nonverbal communication to accent her verbal message.

Explanation:

Nonverbal communication includes facial expressions, tone of voice, gestures, movements, etc. that add information to the verbal communication. Most individuals transmit a lot of information with this type of communication.

Sam want to emphasize and accent her verbal message, making it clear to others that she really is having a bad day. The slamming of the books on the table along with saying that she is having a really bad day accents the verbal message and it can be clear to understand that she is really feeling like this.

accentuate                          

Explanation:

First let us understand what is the difference between verbal and non verbal communication. Verbal communication involves spoken words for communication and expressing yourself and non verbal communication involves the use of body language e.g. gestures, facial expressions for communicating.

To accentuate means to emphasize something or make something more noticeable. Accentuation is a type of non verbal communication.

The verbal communication here are the words spoken by sam: I’m having a REALLY bad day;

Non verbal communication is basically depicts by a gesture to express feelings so here, non verbal communication is when Sam slams the books on the desk.

So Sam's body language (non verbal communication) highlights that Sam is having a bad day and is upset about it. So slamming her books depicts how upset she is and this gesture makes her spoken words more obvious. Here slamming her books emphasizes and draws attention to her spoken words and accentuates how upset she is and that she is having a bad day. So non verbal communication accentuates or highlights the words stated by verbal communication.

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