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Question : Assertion : Photochemical smog is produced by nitrogen oxides. Reason : Vehicular pollution is a major source of nitrogen oxides.

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Both (A) and (R) are TRUE and(R) is the correct explanation of (A)
Both (A) and (R) are true but (R) is not the correct explanation of (A)
(A) is true STATEMENT but (R) is false
Both (A) and (R) are false

Answer :C


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