The Hallmark of the Fourth Substage of the Sensorimotor Period

question 68

Multiple Choice

The hallmark of the fourth substage of the sensorimotor period, coordination of secondary circular reactions, is the emergence of:

• A)repetition of chance actions by the body.
• B)intentionality or the ability to engage in goal­ directed behavior.
• C)the end of the A­no­B error.
• D)repetition of chance actions with objects.

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Definitions:

Sensory Adaptation

Adjustment of sensory receptor sensitivity in reaction to unchanging stimuli, allowing organisms to focus on changes in their environment.

Intensity

The degree of strength, power, or force of something, often referring to sensations, emotions, or physical activities.

Brightness

The perception of light intensity, often associated with how luminous an object appears to be.

Wavelength

The distance between successive crests of a wave, often used to describe the property of electromagnetic waves, including light.