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