Infant Nathan is smiling and "talking" with short, loud noises. His mother responds each time Nathan expresses himself by smiling and talking. This interaction is described as: verbal “dialogues”.
Infants' early vocalisations (language), such as crying, cooing, and babbling, serve as the foundation upon which more sophisticated structures can be build. These high-pitched voice tones with a lot of modulation are preferred by newborns.
When speaking to a young infant, parents from diverse cultures and languages naturally utilise loud noises. In the first month, cooing noises are the first "answers" that babies make. Sometime within the first month, one of these pleasant social interactions results in these subtle vocalisations.
By the second month, the majority of babies will converse verbally with their parents back and forth in a "dialogues" that is cooperatively controlled by both parties.
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