Answer:
B. Federal laws can supersede state laws
The shift from hunting and gathering to farming and domestication of animals represents an alteration in humanity that cannot be reversed. The Neolithic revolution introduced the idea of permanent settlement and class stratification and the population increased as a result of the food obtainment changes.
If this was multiple choice I'd say the answer is (B)
But I'm a little confused the wording is a little whack.
Write that in the paper: After three years of a bloody and frustrating war, the United States, the People's Republic of China, North Korea, and South Korea agree to an armistice, bringing the Korean War to an end. The armistice ended America's first experiment with the Cold War concept of “limited war