Answer:
B. It has remained the practice to this day.
Explanation:
Knowledge in this area.
War used to be a grand thing before WW1 when it was considered honorable for men to go out and fight for their country. Even today, it still inspires a sense of nationalism and pride for one's country, though less now than before.
The correct answer is B. attain stability and peace in Europe.
The idea behind it was about centralizing production and manufacturing and the division of resources so that countries wouldn't have to worry about them. This would in the long run bring about stability and peace in Europe because people wouldn't fight for resources.
The location of The Wailing Wall currently is Jerusalem if I’m not wrong.