Answer:
one of the most known cases in history
Explanation:
A way to divide countries, states and cities i the best way to define sectionalism. The correct option among all the options that are given in the question is the first option or option "A". It can also be defined as a kind of political loyalty to a person's region or state. I hope the answer comes to your help.
A. Cambodian genocide - When the Khmer Rouge took over the Cambodian government in 1975, millions of people were sent off to labor camps where they were abused and starved.
B. Armenian genocide - the mass killing of Christian Armenians in the Ottoman Empire took place from Spring of 1915 to Autumn of 1916. Out of 1.5 million Christian Armenians living in the Ottoman Empire, as many as 1.2 million died during the genocide. The Armenians were deported to the deserts of the southern Empire. On the way, many died of starvation, dehydration and diseases.
Answer:
I think it can be all of the answer in the given choice