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In every economic system, choices must be made because resources
Concrete Operational Stage
A stage of cognitive development in Jean Piaget's theory where children aged about 7 to 12 years understand and apply logical operations to concrete situations but not to abstract concepts.
Sensorimotor Stage
The first stage in Piaget's theory of cognitive development, where infants learn about the world through sensory experiences and manipulating objects.
Physical Development
The development beginning in early childhood and extending into late adolescence, focusing on the improvement of both gross and fine motor abilities along with pubertal changes.
Cognitive Development
The process by which a person perceives, thinks, and gains understanding of his or her world through the interaction and influence of genetic and learned factors.
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