C
C
72 dB
E
C
C
C
72 dB
B
C
C
C
72 dB
C
C
C
C
C
C
C
D
C
73 dB
F
C
C
C
72 dB
C
E
C
C
C
C
72 dB
C
C
C
C
72 dB
E
C
C
C
E
C
C
C
72 dB
C
C
C
C
72 dB