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Which of the following are true ? (i...

Which of the following are true ?
(i) Benzene hexachloride is a non biodegradable pollutant.
(ii) Anthropogenic air pollutants are natural in origin.
(iii) Carbon monoxide is a primary air pollutant.
(iv) Sulphur dioxide causes brown air effect during traffic congestion in cities .

A

(i) and (iii) only

B

(i) and (ii) only

C

(i)and (iii) only

D

(ii) and (iv) only

Text Solution

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The correct Answer is:
A
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