C
A
68 dB
C
A
C
A
68 dB
E
C
72 dB
A
D
A
72 dB
B
A
C
B
71 dB
D
A
71 dB
D
A
74 dB
D
D
72 dB
D
B
71 dB
D
B
71 dB
C
A
68 dB
C
A
A
D
B
71 dB
A
C
B
70 dB
B
A
68 dB
C
71 dB
C
B
71 dB
B
C
69 dB
D
D
70 dB