One of France's greatest natural resources is its A. Fast flowing rivers used for hydroelectric dams. B. High quality soils covering nearly half of the country. C. Deep veins of coal used to generate 90% of France's electricity. D. Reserves of petroleum, making France self-sufficient in oil.

C.

Explanation:

One of France's greatest natural resources is its deep veins of coal used to generate 90% of France's electricity. The discovery and implementation of coal in France is what helped them enter the Industrial Revolution in the mid-19th century. It also played a hugely important role in during World War 1 and helped propel France towards becoming a "superpower" during the War. This was largely due to their increased production that was possible due to their vast coal resource.

answer; i believe the correct answer is (8) eight.