Sydney, when faced with a problem, starts with a hypothesis, deduces testable inferences, and isolates and combines variables to see which inferences are confirmed. Sydney is in Piaget’s __________ stage of development.
A. sensorimotor
B. preoperational
C. concrete operational
D. formal operational
Answer:D
Sydney, when faced with a problem, starts with a hypothesis, deduces testable inferences, and isolates and combines variables to see which inferences are confirmed. Sydney is in Piaget’s __________ stage of development.
A. sensorimotor B. preoperational C. concrete operational D. formal operational