The noise level of London is around:
Correct answer: D. 100-160 db
- A. 120-170 db
- B. 90-160 db
- C. 100-130 db
- D. 100-160 db
Explanation
The cited environmental-noise table places London’s overall noise level at approximately 100 to 160 dB. Although the range is very broad and unusually high by modern urban-noise standards, option d matches the conventional source used by this question.
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