short answer psychology questions

I need help with a Psychology question. All explanations and answers will be used to help me learn.

Short-Answer Essays – To receive full credit, ALL parts of a question must be addressed

1.) Define primary and secondary intersubjectivity and distinguish the roles each play in children’s development of communication.

2.) Explain Piaget’s concept of centration in early childhood and provide two examples of this phenomenon.

3.) Imagine you are a preschool teacher interested in promoting ethnic socialization in your class comprising students from a wide-range of cultural backgrounds. What class activity would you develop to engage students in thinking about cultural socialization and preparation for bias? Indicate how the activity addresses the messages of cultural socialization and preparation for bias.