C
A
69 dB
C
A
D
A
72 dB
C
A
72 dB
D
A
69 dB
C
A
C
A
68 dB
E
A
72 dB
A
C
A
69 dB
C
A
C
A
D
A
69 dB
C
A
A
A
C
A
C
A
69 dB
C
A
67 dB
E
A
B
B
67 dB
C
A
67 dB
C
A
C
A
67 dB