D
A
69 dB
C
C
70 dB
C
B
70 dB
A
B
68 dB
C
B
B
A
71 dB
D
A
70 dB
C
B
70 dB
E
C
C
A
C
A
68 dB
C
B
C
A
C
A
E
C
D
C
A
66 dB
C
C
B
68 dB
E
B
73 dB
C
A
70 dB