Self-talk is an hallmark of children's egocentrism.
What is egocentrism?
Egocentrism can be defined as a cognitive shortcomings that marks the failure of both children and adults to identify, recognize and differentiate their knowledge, self or the subjective nature of perceptions.
According to Jean Piaget, self-talk is an hallmark of children's egocentrism, especially in the preoperational stage of cognitive development.
Read more on cognitive development here: https://brainly.com/question/8893006
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