Solution:Among the given statements, statement of option (a) is incorrect while other three statements are correct. See the explanation of above question. Maharashtra Electrosmelt Ltd. was merged with its parent company 'SAIL' in 2011Steel Authority of India (SAIL) is a steel manufacturing enterprise owned and operated by the Ministry of Steel, Government of India.
Steel Authority of India can trace its origins back to the Hindustan Steel Limited (HSL) which was set up on 19 January 1954. It was intended to manage only one plant being set up in Rourkela.
For Bhilai and Durgapur Steel Plants, the preliminary work was done by the Iron and Steel Ministry. From April 1957, the supervision and control of these two steel plants were also transferred to Hindustan Steel. The registered office was originally in New Delhi. It moved to Calcutta in July 1956, and ultimately to Ranchi in December 1959.