Match List-I with List-II. array ll List-I & List-II (a) 2SO2(g) + O2(g) -> 2SO3(g) & (i) Acid rain (b) HOCl(g) ->[h ] OH + Cl & (ii) Smog (c) CaCO3 + H2SO4 -> CaSO4 + H2O + CO2 & (iii) Ozone depletion (d) NO2(g) ->[h ] NO(g) + O(g) & (iv) Tropospheric pollution array Choose the correct answer from the options given below.

1. A. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
2. B. (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
3. C. (a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)
4. D. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)

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