What Happens During the Still-Face Procedure

Multiple Choice

What happens during the still-face procedure?

A) The experimenter plays with the infant, then poses a still face, and then returns to playing with the infant.
B) The experimenter tries to get the infant to imitate a still face.
C) The experimenter measures the duration that an infant can maintain a still face.
D) The mother tries to get the infant to imitate a still face.