The correct answer is: A) Iron Ore.
Madhya Pradesh is the largest producer of iron ore in India, accounting for over 40% of the country’s production. The state has rich deposits of iron ore, which are found in the districts of Jhabua, Dhar, and Ratlam. The iron ore is used to produce steel, which is a major industry in Madhya Pradesh.
Coal is the second most important mineral produced in Madhya Pradesh. The state has large reserves of coal, which are found in the districts of Singrauli, Sohagpur, and Umaria. The coal is used to generate electricity and to produce steel.
Copper is a minor mineral produced in Madhya Pradesh. The state has small deposits of copper, which are found in the districts of Balaghat and Chhindwara. The copper is used to produce electrical wires and cables.
Bauxite is a non-metallic mineral that is used to produce aluminum. Madhya Pradesh does not have any significant deposits of bauxite.