C
C
71 dB
D
C
70 dB
E
B
73 dB
E
C
C
C
71 dB
C
C
B
A
B
C
B
C
A
69 dB
B
E
B
E
B
70 dB
D
D
72 dB
B
B
B
C
C
71 dB
C
C
69 dB
E
B
70 dB
C
C
D
A
71 dB
B