Respuesta :
The answer is visible stuttering behaviors. Visible stuttering behaviors are referred as stuttering behaviors that are visible to the naked eye or easily seen by others, such as eye-squints, or a jaw tremor. Stuttering is defined as the disturbance of the normal flow and time patterning of speech.
The visible features of stuttering include eye-squints, tension in the jaw, or jaw tremor. They are sometimes called secondary stuttering behaviors. Also known as avoidance behaviors which includes facial and body movements associated with stuttering like the aforementioned examples.