The answer is racial ....
I think it's the Industrial Revolution. Let me know if this helped!
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 answer would be B religous tolerence and the value of recreation.