单选题
Why do researchers expose newborns to filtered recordings in their study?
A、
Because listening to filtered sounds is like listening to a stereo next door.
B、
Because filtered sounds resemble the sounds babies hear in the womb.
C、
Because filtering removes the crisp, clear frequencies from the sounds.
D、
Because filtering keeps such features of sounds as rhythm, melody, pitch, and intonation.
【正确答案】
B
【答案解析】
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