Which of the Following Is the Best Source of Evidence

Multiple Choice

Which of the following is the best source of evidence that organization in the primary auditory cortex is tonotopic,and that this organization occurs during a sensitive period in development?

A) animals exposed to pure tones during a certain time in development show more representation of those sounds in the auditory cortex than similar exposure later in development
B) infants who were exposed to pure tones during the last 2 months of gestation are more likely to exhibit absolute pitch
C) animals raised without exposure to sound never develop the ability to hear low frequency sounds
D) infants show a preference for female voices over male voices, and this shapes their auditory cortex to prefer higher frequencies