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Match column-I and column-II and select the correct answer using the codes given below the lists:
\( \mathrm{P} \)
\( \begin{array}{lll}\text { Column-I } & \text { Column-II } \\ \text { (I) } & \text { Cyanide process } & \text { (1) Ultrapure Ge } \\ \text { (II) } & \text { Floatation process } & \text { (2) Dressing of } \mathrm{HgS} \\ \text { (III) } & \text { Electrolytic reduction } & \text { (3) Extraction of Al } \\ \text { (IV) } & \text { Zone refining } & \text { (4) Extraction of Au }\end{array} \)
(A) \( \mathrm{I}- \) (3) \( \mathrm{II}-(1) \), III-(4), IV-(2)
(B) \( \mathrm{I}-(4) \mathrm{Il}-(2), \mathrm{III}-(3), \mathrm{IV}-(1) \)
(C) I-(3) II-(2), III-(4), IV-(1)
(D) \( \mathrm{I}- \) (4) II-(1), III-(3), IV-(2)
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