________ is a Oil refinery plant.
Guwahati Refinery was built on 1 January 1962 at Noonmati in Guwahati. Guwahati Refinery is India's first Public Sector refinery and belongs to Indian Oil Corporation Limited. Late Pandit Jawahar Lal Nehru, the first Independent India Prime Minister, inaugurated the refinery. This refinery processes crude oil from India 's Upper Assam Oil Fields and helps meet the region's energy needs.
The correct answer is A .