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In which human communities would one be most likely to find the highest concentrations of PCBs?
Concrete Operations
A stage in Jean Piaget’s theory of cognitive development, typically occurring between ages 7 and 12, where children start thinking logically about concrete events.
Cognitive Development
The process of growth and change in intellectual capabilities, such as thought, reason, and problem-solving, that occurs across the lifespan.
Jean Piaget
A Swiss developmental psychologist known for his theory of cognitive development in children, emphasizing stages of growth in intellectual abilities.
Selman's Stage
refers to the stages of perspective-taking ability development as outlined by psychologist Robert Selman, identifying how individuals understand others' thoughts and feelings at different ages.
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