C
A
68 dB
D
E
69 dB
D
C
69 dB
C
A
70 dB
C
A
B
B
69 dB
B
A
D
C
71 dB
E
C
C
C
67 dB
A
B
68 dB
C
C
C
C
A
E
B
C
D
B
69 dB
C
C
C
C
71 dB
C
C
69 dB
B
C
A
68 dB
C
B
E
B