E
D
75 dB
B
A
7 dB
B
A
C
A
B
A
71 dB
E
B
75 dB
B
A
B
A
69 dB
C
A
71 dB
A
B
7 dB
C
A
70 dB
C
B
72 dB
B
B
7 dB
C
A
71 dB
B
A
72 dB
C
A
7 dB
A
B
70 dB
C
A
7 dB
A
B
70 dB