Match the following:
1. Global warming - 1. Oxides of Nitrogen and Sulphur
B. Acid rain - 2. Airport
C. Noise pollution - 3. Decibel
D. Noise level - 4. Greenhouse effect
5. Nuclear tests
Below options are given in A B C D order


A) 1 4 3 2

B) 3 1 2 5

C) 4 1 2 3

D) 1 2 3 5

Correct answer:
C) 4 1 2 3



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