What do we obtain from petroleum?
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Kerosene oil
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Diesel
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Paraffin wax
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All of these
D
Correct answer
Explanation
Petroleum refining produces multiple useful products through fractional distillation. Kerosene is used as fuel and in lighting. Diesel powers engines. Paraffin wax is used in candles and packaging. Since all three are obtained from petroleum, 'All of these' is the correct answer.