Select the correct match of the types of organs given in column-I with their role in excretion given in column-II. Column-I Column-II A. Lungs I. Secretes bile containing substances like bilirubin, biliverdin, cholesterol, degraded steroid hormones, vitamins and drugs. B. Liver II. Eliminates water and salts in sweat and substances like sterols, hydrocarbons and waxes through sebum. C. Skin III. Remove large amounts of \[C{{O}_{2}}\](18litres/day) and also significant quantities of water every day. D. Kidney IV. Remove wastes (metabolic by products and regulate pH, ion concentration, volume and osmolarity of blood.

• A. A-I;     B-II;    C-III;    D-IV
• B. A-III;   B-I;     C-II;     D-IV
• C. A-III;    B-I;     C-IV;   D-II
• D. A-IV;   B-II;    C-III;    D-I