試題詳解

49. According to the passage, which of the following is NOT a finding by Arnal’s team?
(A) Changes in volume make screams different from other sounds.
(B) Only humans can produce sounds with great loudness variation.
(C) Normal human speech sounds vary between 4 to 5 Hz in loudness.
(D) Drastic volume variation in speech can effectively activate the amygdala.