How many decibels of noise should be included in noise pollution? – McqOptions

MCQOPTIONS

1.	How many decibels of noise should be included in noise pollution?
A.	more than 45 degree decibel
B.	more than 50 decibels
C.	more than 55 degree decibels
D.	none
Answer» B. more than 50 decibels

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