Match List I with List II which contain water pollutants and their sources respectively List IList IIWater pollutantsSourcesA. Oxygen demanding wastesI. Mine drainageB. Plant nutrientsII. Modern washing powders and agriculture run-offC. AcidsIII. Waste incineration and toxic dumpsD. Polychlorinated biphenyls (PCBs)IV. Paper mills and food processing unitsChoose the correct answer from the options given below:

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