The answer is D. In caste systems you are born into a certain level of society and cannot change that.
Sudan and the democratic republic of Congo
It lets you have specific location on the map.
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.
June solstice is the time when the Northern Hemisphere is
tipped most specifically toward the Sun and gets the most direct daylight. It
happens around June 21 (also called summer solstice) on the day where the Sun
takes after its longest and most elevated way through the Northern Hemisphere
sky and its shortest way through the Southern Hemisphere sky.