The correct answer is: A) Steel.
Madhya Pradesh is the largest producer of steel in India, accounting for over 15% of the country’s total production. The state has a number of steel mills, including the state-owned SAIL Bhilai Steel Plant and the private sector JSW Steel. The steel industry is a major employer in Madhya Pradesh, and the state is home to a number of ancillary industries that support the steel mills.
Copper is also produced in Madhya Pradesh, but on a much smaller scale than steel. The state has a number of copper mines, including the Koderma Copper Mine and the Rajpura-Dariba Copper Mine. Copper is used in a variety of industries, including electrical, electronics, and construction.
Aluminum is not produced in Madhya Pradesh. The state does not have any aluminum mines, and there are no aluminum smelters in the state. Aluminum is used in a variety of industries, including aerospace, automotive, and packaging.
Zinc is not produced in Madhya Pradesh. The state does not have any zinc mines, and there are no zinc smelters in the state. Zinc is used in a variety of industries, including batteries, cosmetics, and construction.