Which of the Following Is Supported by Kuhl's Research on the Development

Which of the following is supported by Kuhl's research on the development of speech recognition?

A) Infants can better discriminate among familiar sounds in their own language than among unfamiliar sounds from a different language.
B) If the sounds belong to the same phonemic category, infants become better at discriminating sounds as they grow older.
C) As early as 6 months, infants form prototypes to represent the phonemes in their language.
D) The ability of newborns to discriminate among the phonemes of various languages of the world is poor.