The human ear can recognize the sound frequency range of ( ).
A . 10~10 KHz
B . 20~20 KHz
C . 30~30 KHz
D . 90~40 KHz
Answer: B
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The human ear can recognize the sound frequency range of ( ).
A . 10~10 KHz
B . 20~20 KHz
C . 30~30 KHz
D . 90~40 KHz
Answer: B
Latest And Valid Q&A | Instant Download | Once Fail, Full Refund