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Reducing smog is a mixture of :...

Reducing smog is a mixture of `:`

A

Smoke, fog and `CH_(2) = CH - CHO`

B

Smoke, fog and `SO_(2)`

C

Smoke, fog and `N_(2) O_(3)`

D

Smoke, fog and `O_(3)`

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Assertion: Photochemical smog results from the action of sunlight on unsturated hydrocarbons and nitrogen oxides liberated by automobiles and factories. Reason: Classical smog is a mixture of smoke , fog and sulphur dioxide.

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