Which of the following can be demonstrated in the youngest, least experienced infants?

Question

Quizplus · Accepted Answer

Infants as young as 2-3 days old have been shown to recognize their mother's voice. This ability is thought to develop in utero as the fetus can hear and respond to sounds outside of the womb.

Answer: D 
 The concept of object permanence, or the understanding that objects continue to exist even when they are out of sight, is typically not demonstrated until around 8 months of age. However, some research suggests that infants as young as 3.5 months may have some basic understanding of object permanence.

Which of the Following Can Be Demonstrated in the Youngest