Which of the Following Observations Supports the View That Prelinguistic

Which of the following observations supports the view that prelinguistic vocalizations are heavily influenced by maturation of the brain and the muscles controlling verbal articulation?

A) Infants frequently produce vocalizations that match the intonation of what they have just heard.
B) Newborns prefer the sound pattern of the language their mother speaks to that of a foreign language.
C) Infants rarely use terms such as "all gone" until after they have mastered object permanence.
D) All infants vocalize in a similar fashion during the first six months after birth.