Question

throughout his career, what did jean piaget study that led to his defining several stages of cognitive development?
a. the artistic abilities of infants
b. the chemical processes that occur between ages 6 - 10
c. the physical abnormalities of school - aged children
d. the growth, development, and thoughts of young children
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Explanation:

Piaget's theory focuses on cognitive development. He studied the growth, development, and thoughts of young children to define stages of cognitive development. Options A (infants' artistic abilities) is more related to art or early childhood development in a non - cognitive sense. Option B (chemical processes) is in the domain of natural science (chemistry). Option C (physical abnormalities) is related to medicine or biology. Piaget's work was centered around how children's thinking (cognition) develops over time, which is about the growth, development, and thoughts of young children.

Answer:

D. the growth, development, and thoughts of young children