The correct answer is b) Guwahati.
Guwahati is the largest city in the Indian state of Assam and the headquarters of Guwahati district. It is also the most populous city in the North East India. The city is located on the south bank of the Brahmaputra River. Guwahati is a major commercial and educational hub in the North East India. It is also a major tourist destination.
The oil and gas industry is one of the major industries in Guwahati. The city is home to several oil and gas companies, including the Oil India Limited (OIL), the Gas Authority of India Limited (GAIL), and the Indian Oil Corporation Limited (IOCL). The city is also home to the Assam Oil Refinery, which is one of the largest refineries in India.
The oil and gas industry is a major source of employment in Guwahati. The
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