In the ____________________________ substage of sensorimotor development infants become intrigued by the many properties of objects and by the many things that they can make happen to objects.

A) object permanence
B) coordination of secondary circular reactions
C) secondary circular reactions
D) tertiary circular reactions,novelty,and curiosity

Tertiary Circular Reactions

Advanced repetitive actions in infants aged 12-18 months, characterized by experimentation and exploration to achieve desired outcomes.

Sensorimotor Development

Sensorimotor development refers to the stage in early childhood where learning occurs through sensory experiences and manipulating objects.

Secondary Circular Reactions

Repetitive actions in infant development focused on external objects, part of Piaget’s stages of cognitive development.