Both tundra and deserts receive very little precipitation, and it can even happen that some places in a tundra receive more precipitation than some places in a desert! As a result the plants in both tundra and a desert have a waxy coating on leaves. - The correct answer is c.
The big difference between Eastern Europe and Western Europe is that Eastern Europe consists of countries that once belonged to the Soviet block, unlike the Western half. Economically, the Western Europe nations are much more advanced than the Eastern Europe nations. Western Europe outputs a lot more cash due to a larger free trade and more open economy as a whole.
Courts of law is the answer ....