B is your answer they refused to behave according to conventional norms
<span>The status quo ante bellum what describes the current state of a affairs of country in a period of war. Status quo ante bellum describes how the conditions in a country were prior to a war, and how the conditions have changed since and after the war, and it also gives into reasoning why people desire to go back to the conditions in the country before the war took place.</span>
First Revolutionary Battle and Lexington and concord!
By not letting her (Rosa Parks a black women) sit where ever she wanted on the bus showed some Whites and most Blacks enough is enough it's time for change and people are willing to do whatever it takes to receive equality! Hope this helps!!
I believe it is the assassination of Franz Ferdinand and his wife