In which sensorimotor substage does infants' mental functioning shift from a purely sensorimotor to symbolic and develop the ability to use primitive symbols?
A) tertiary circular reactions
B) secondary circular reactions
C) coordination of secondary circular reactions
D) internalization of schemes

Question

Quizplus · Accepted Answer

During the internalization of schemes substage, infants start to develop the ability to use primitive symbols, marking the transition from purely sensorimotor thought to the beginning of symbolic thought. This stage typically occurs towards the end of the sensorimotor period, around 18-24 months of age.

In Which Sensorimotor Substage Does Infants' Mental Functioning Shift from a Purely