Options B and C, coal and forests, are the right answer.
Europe has abundant physical resources including natural gas, oil, gold, forests etc. Countries such as Russia and Ukraine are among the chief suppliers of oil. For many countries of Eastern Central Europe timber, potash and peat are also important for their economy. However, the most important natural resources found in Eastern Central Europe are coal and forests. These natural resources help the economy of these countries to develop than any other nation.
