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(B) $dB$ stands for decibel,which is a unit used to measure the intensity of sound. In the context of environmental issues,noise is considered a form

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a particular pollutant

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(B) $dB$ stands for decibel,which is a unit used to measure the intensity of sound. In the context of environmental issues,noise is considered a form of pollution. Unwanted or excessive sound is referred to as noise pollution and is measured in decibels $(dB)$. Generally,sound levels above $80\ dB$ are considered to be noise pollution.

$dB$ is a standard abbreviation used for the quantitative expression of

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