<閱讀測驗>第53至56題為題組 56. According to this passage， which of the following statements is true? (A) Scary lullabies better help babies fall asleep. (B) Mothers prefer to sing lullabies with a joyful melody. (C) Lullabies comfort not only the baby but also the mother. (D) Babies react to both the music and the lyrics of lullabies.
