Correct Answer: U.S.A., Russia and China

Solution : The correct answer is the U.S.A, Russia and China.

The United States of America, Russia, Australia, China and India are the top five countries in the world with the largest coal reserves. While China, India and the U.S.A. top the yearly coal production China and India are also the top coal consumers in the world. Jharkhand has the largest coal reserves in India.