During which stage of development would a person first be able to understand that her dad is a parent,an uncle,and someone's son (i.e. ,understand class inclusion)?

Question

Quizplus · Accepted Answer

According to Piaget's theory of cognitive development, children in the concrete operations stage (ages 7-12) begin to understand the concept of class inclusion, meaning they are able to understand that an object or person can belong to multiple categories or groups simultaneously. In the example given, the child would understand that her dad can be a parent, an uncle, and someone's son, all at the same time. This type of hierarchical thinking goes beyond the preoperational stage (ages 2-7), where children tend to classify objects based on one characteristic at a time, and is not fully developed until the formal operations stage (ages 12 and up).

During Which Stage of Development Would a Person First Be