Antonio swings his arms while lying in his crib. One of his arms accidentally hits the mobile hanging above him. This causes the mobile to move. Antonio continues to swing his arms but is unable to strike the mobile again. This is an example of a
A) habit.
B) reflex.
C) primary circular reaction.
D) secondary circular reaction.

Question

Quizplus · Accepted Answer

Antonio's action of swinging his arms and accidentally hitting the mobile, then attempting to hit it again, is an example of a primary circular reaction. This is a behavior in infants where they discover a new effect by chance and then repeat the action that led to it, primarily focused on their own body.

Antonio Swings His Arms While Lying in His Crib