After they are born,a crying infant may be soothed by being held in a position in which the newborn can hear the mother's heartbeat.This phenomenon is known as:
A) entrainment.
B) reciprocity.
C) synchrony.
D) biorhythmicity.

Question

Quizplus · Accepted Answer

The newborn is in rhythm with the mother.The infant develops a personal biorhythm with the parents' help over time.Entrainment is the movement of newborns in time to the structure of adult speech.Reciprocity is body movement or behavior that gives cues to the person's desires.These take several weeks to develop with a new baby.Synchrony is the fit between the infant's behavioral cues and the parent's responses.

After They Are Born,a Crying Infant May Be Soothed by Being