Which of the following sounds is not noise________
A. The sound of a plane taking off and landing
B. clamor in the market
C. Students singing in music class
D. Late at night, the sound of the piano playing in the adjacent room
Answer:C
Which of the following sounds is not noise________
A. The sound of a plane taking off and landing B. clamor in the market C. Students singing in music class D. Late at night, the sound of the piano playing in the adjacent room