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general knowledge Online Quiz - 2639
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Which of the following alternatives has all the three places with oil refineries?
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A
Haldia, Digboi, Barauni
💡 Explanation:
All three locations - Haldia (West Bengal), Digboi (Assam), and Barauni (Bihar) - have oil refineries. Digboi has Asia's oldest refinery (1901), Haldia has a modern refinery, and Barauni has a major refinery in eastern India.