One very negative consequence of increased feelings of nationalism after WWI was the rise of fascism or so-called national socialism in countries like Germany and Italy. These governments appealed to nationalism and blamed such groups as the Jewish people for their economic problems in the late 20's and early 30's and also believed they had the right to invade and control other countries.
Please responded violently to the protesters
Protesters became aggressive in expressing and their views
I'm not a 100% sure but I think the last one may be correct as well that the protesters were angry about the war in Vietnam
The answer is c.
Hope this helps the other guy did not answer correctly just typed a bunch of numbers and letters