In the traditional Hindu caste system the status of a person was usually determined by birth.
To increase the flow of the Nile in order for Egypt to realise its ambitious desert reclamation plan, Egypt sees the completion of the digging of the Jonglei canal through the vast swamps of the Sudd in Southern Sudan as the top priority.
I think the answer is obviously letter D
The tree largest religions in Western Europe are the Christianity, Islam, and Judaism.
Depending on the county in Western Europe, there are differences in the type of Christianity type practiced, with the Catholicism and Protestantism being the most dominant ones. The Islam is the second largest religion, relatively new in this part of the continent and also a relatively quick growing one. The Judaism is the third largest religion in this part of Europe, but it has much less followers than the top two. The atheism is worth mentioning, despite not being a religion but the opposite of it, as the non-religious population in Western Europe is actually the second largest one, in front of the Islam and Judaism.
The culture of this region has largely been shaped and set on the foundations of the Christianity, mostly the Catholicism, with later diverging fraction of it. The Church has played a big role in the societies, politics, economy of this region for almost two millenniums, so it is carved in the cultural aspects of the nations living there.
