The correct answer is: Jharkhand.
Jharkhand is a state in eastern India. It is the 14th largest state by area and the 28th most populous state in India. The state is named after the Jharkhand region, which is a plateau region in eastern India. The capital of Jharkhand is Ranchi.
Jharkhand is a mineral-rich state. It is the largest producer of coal in India. The state is also a major producer of iron ore, bauxite, and mica. The mining industry is the largest contributor to the state’s economy.
Jharkhand is also a major agricultural state. The main crops grown in the state are rice, wheat, maize, and pulses. The state is also a major producer of milk and meat.
Jharkhand is a beautiful state with a rich culture and history. The state is home to many tribal groups. The state is also home to many historical and religious sites.
The state is referred to as the “Ruhr of India” because of its large coal reserves and its importance in the Indian economy. The Ruhr region is a coal mining and industrial region in western Germany. The region is named after the Ruhr River, which flows through the region. The Ruhr region is one of the most important industrial regions in Europe.
The other options are incorrect because they are not major coal producing states. Bihar is a state in eastern India. It is the third most populous state in India. The capital of Bihar is Patna.
Maharashtra is a state in western India. It is the second most populous state in India. The capital of Maharashtra is Mumbai.
Haryana is a state in northern India. It is the 10th most populous state in India. The capital of Haryana is Chandigarh.