Research on perceptual narrowing suggests that ________.
A. adults and children are equally capable of restoring perceptual sensitivity to wide-ranging sounds and music rhythms
B. the time when children are best able to detect a wide range of sounds is different in Western and non-Western cultures
C. without developing sensitivity to the sounds and musical rhythms associated with a culture, children will not develop positive impressions of that culture
D. there is a sensitive period when babies are biologically prepared to "zero in" on socially meaningful perceptual distinctions
Answer: D
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